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Friday, 15 March 2024

8-12-2015 KUALA LUMPUR, MALAYSIA - ASIAN WATER MONITOR (Varanus salvator)


The Asian water monitor (Varanus salvator) is a large varanid lizard native to South and Southeast Asia. It is one of the most common monitor lizards in Asia, ranging from coastal northeast India, Bangladesh, Sri Lanka, mainland Southeast Asia, and southern China to Indonesian islands where it lives close to water. It is listed as Least Concern on the IUCN Red List.

It was described by Laurenti in 1768 and is among the largest squamates in the world.The water monitor is a large species of monitor lizard. Breeding maturity is attained for males when they are a relatively modest 40 cm (16 in) long and weigh 1 kg (2.2 lb), and for females at 50 cm (20 in). However, they grow much larger throughout life, with males being larger than females. Adults rarely exceed 1.5–2 m (4 ft 11 in – 6 ft 7 in) in length, but the largest specimen on record, from Sri Lanka, measured 3.21 m (10.5 ft). A common mature weight of V. salvator can be 19.5 kg (43 lb).[10][12] However, 80 males killed for the leather trade in Sumatra averaged only 3.42 kg (7.5 lb) and 56.6 cm (22.3 in) snout-to-vent and 142 cm (56 in) in total length; 42 females averaged only 3.52 kg (7.8 lb) and 59 cm (23 in) snout-to-vent and 149.6 cm (58.9 in) in total length, although unskinned outsized specimens weighed 16 to 20 kg (35 to 44 lb).

Another study from the same area by the same authors similarly estimated mean body mass for mature specimens at 20 kg (44 lb) while yet another study found a series of adults to weigh 7.6 kg (17 lb). A sample of 55 Asian water monitors found them in the weight range of 2 to 32 kg (4.4 to 70.5 lb). The maximum weight of the species is over 50 kg (110 lb). In exceptional cases, the species has been reported to reach 75 to 90 kg (165 to 198 lb), though most such reports are unverified and may be unreliable.

They are the world's second-heaviest lizard, after the Komodo dragon. Their bodies are muscular, with long, powerful, laterally compressed tails. The scales in this species are keeled; scales found on top of the head have been noted to be larger than those located on the back. Water monitors are often defined by their dark brown or blackish coloration with yellow spots found on their underside - these yellow markings have a tendency to disappear gradually with age. This species is also denoted by the blackish band with yellow edges extending back from each eye. These monitors have very long necks and an elongated snout. They use their powerful jaws, serrated teeth and sharp claws for both predation and defense.

In captivity, Asian water monitors' life expectancy has been determined to be anywhere between 11 and 25 years depending on conditions, in the wild it is considerably shorter.

15-3-2024 MONTE CORONA, VALENCIA - NARROW WINGED GREY MOTH (Eudonia angustea)


Eudonia angustea is a moth of the family Crambidae described by John Curtis in 1827. It is found in southern and western Europe, the Canary Islands, Madeira and Turkey.

The wingspan is 17–22 mm.The forewings are narrow, whitish, mixed with brownish and sprinkled with black; base darker; lines whitish, dark-edged, first oblique,second sinuate ; orbicular outlined with black ; claviform black, touching first line; a black X-shaped discal mark,upper half filled with light brownish ; subterminal line cloudy,whitish, hardly touching second. Hindwings are whitish-grey,terminally obscurely darker.The larva is blackish-grey, slightly greenish-tinged; spots darker or almost black ; head pale brown ; plate of 2 dark brown or almost black.

Adults are on wing from July to late autumn.

The larvae feed on mosses on walls and in sand dunes.

Wednesday, 13 March 2024

13-3-2024 PINEDO, VALENCIA - EURASIAN KESTREL (Falco tinnunculus)


The common kestrel (Falco tinnunculus) is a bird of prey species belonging to the kestrel group of the falcon family Falconidae. It is also known as the European kestrel, Eurasian kestrel, or Old World kestrel. In the United Kingdom, where no other kestrel species commonly occurs, it is generally just called "kestrel".

This species occurs over a large range. It is widespread in Europe, Asia, and Africa, as well as occasionally reaching the east coast of North America. It has colonized a few oceanic islands, but vagrant individuals are generally rare; in the whole of Micronesia for example, the species was only recorded twice each on Guam and Saipan in the Marianas.


The common kestrel was formally described in 1758 by the Swedish naturalist Carl Linnaeus in the tenth edition of his Systema Naturae under the current binomial name Falco tinnunculus. Linnaeus specified the type location as Europe but restricted this to Sweden in 1761. The genus name is Late Latin from falx, falcis, a sickle, referencing the claws of the bird. The species name tinnunculus is Latin for "kestrel" from "tinnulus", "shrill". The Latin name tinnunculus had been used by the Swiss naturalist Conrad Gessner in 1555. The word "kestrel" is derived from the French crécerelle which is diminutive for crécelle, which also referred to a bell used by lepers. The word is earlier spelt 'c/kastrel', and is evidenced from the 15th century. The kestrel was once used to drive and keep away pigeons. Archaic names for the kestrel include windhover and windfucker, due to its habit of beating the wind (hovering in air).
This species is part of a clade that contains the kestrel species with black malar stripes, a feature which apparently was not present in the most ancestral kestrels. They seem to have radiated in the Gelasian (Late Pliocene,ably starting in tropical East Africa, as indicated by mtDNA cytochrome b sequence data analysis and considerations of biogeography. A molecular phylogenetic study published in 2015 found that the common kestrel's closest relatives were the spotted kestrel Falco moluccensis and the Nankeen kestrel Falco cenchroides.

The rock kestrel (F. rupicolus), previously considered a subspecies, is now treated as a distinct species. The lesser kestrel (F. naumanni), which much resembles a small common kestrel with no black on the upperside except wing and tail tips, is probably not very closely related to the present species, and the American kestrel (F. sparverius) is apparently not a true kestrel at all. Both species have much grey in their wings in males, which does not occur in the common kestrel or its close living relatives but does in almost all other falcons.


The common kestrels measures 32–39 cm (12+1⁄2–15+1⁄2 in) from head to tail, with a wingspan of 65–82 cm (25+1⁄2–32+1⁄2 in). The females is noticeably larger, with the adult male weighing 136–252 g (4+3⁄4–8+7⁄8 oz), around 155 g (5+1⁄2 oz) on average; the adult female weighs 154–314 g (5+3⁄8–11+1⁄8 oz), around 184 g (6+1⁄2 oz) on average. They are thus small compared with other birds of prey, but larger than most songbirds. Like the other Falco species, they have long wings as well as a distinctive long tail.

The plumage is mainly light chestnut brown with blackish spots on the upperside and buff with narrow blackish streaks on the underside; the remiges are also blackish. Unlike most raptors, they display sexual colour dimorphism with the male having fewer black spots and streaks, as well as a blue-grey cap and tail. The tail is brown with black bars in females, and has a black tip with a narrow white rim in both sexes. All common kestrels have a prominent black malar stripe like their closest relatives.

The cere, feet, and a narrow ring around the eye are bright yellow; the toenails, bill and iris are dark. Juveniles look like adult females, but the underside streaks are wider; the yellow of their bare parts is paler. Hatchlings are covered in white down feathers, changing to a buff-grey second down coat before they grow their first true plumage.


In the cool-temperate parts of its range, the common kestrel migrates south in winter; otherwise it is sedentary, though juveniles may wander around in search for a good place to settle down as they become mature. It is a diurnal animal of the lowlands and prefers open habitat such as fields, heaths, shrubland and marshland. It does not require woodland to be present as long as there are alternative perching and nesting sites like rocks or buildings. It will thrive in treeless steppe where there are abundant herbaceous plants and shrubs to support a population of prey animals. The common kestrel readily adapts to human settlement, as long as sufficient swathes of vegetation are available, and may even be found in wetlands, moorlands and arid savanna. It is found from the sea to the lower mountain ranges, reaching elevations up to 4,500 m (14,800 ft) ASL in the hottest tropical parts of its range but only to about 1,750 m (5,740 ft) in the subtropical climate of the Himalayan foothills.

Globally, this species is not considered threatened by the IUCN.[1] Its stocks were affected by the indiscriminate use of organochlorines and other pesticides in the mid-20th century, but being something of an r-strategist able to multiply quickly under good conditions it was less affected than other birds of prey. The global population has been fluctuating considerably over the years but remains generally stable; it is roughly estimated at 1–2 million pairs or so, about 20% of which are found in Europe. There has been a recent decline in parts of Western Europe such as Ireland. Subspecies dacotiae is quite rare, numbering less than 1000 adult birds in 1990, when the ancient western Canarian subspecies canariensis numbered about ten times as many birds.


When hunting, the common kestrel characteristically hovers about 10–20 m (35–65 ft) above the ground, searching for prey, either by flying into the wind or by soaring using ridge lift. Like most birds of prey, common kestrels have keen eyesight enabling them to spot small prey from a distance. Once prey is sighted, the bird makes a short, steep dive toward the target, unlike the peregrine which relies on longer, higher dives to reach full speed when targeting prey. Kestrels can often be found hunting along the sides of roads and motorways, where the road verges support large numbers of prey. This species is able to see near ultraviolet light, allowing the birds to detect the urine trails around rodent burrows as they shine in an ultraviolet colour in the sunlight. Another favourite (but less conspicuous) hunting technique is to perch a bit above the ground cover, surveying the area. When the bird spots prey animals moving by, it will pounce on them. They also prowl a patch of hunting ground in a ground-hugging flight, ambushing prey as they happen across it.

They eat almost exclusively mouse-sized mammals. Voles, shrews and true mice supply up to three-quarters or more of the biomass most individuals ingest. On oceanic islands (where mammals are often scarce), small birds (mainly passerines) may make up the bulk of its diet. Elsewhere, birds are only an important food during a few weeks each summer when inexperienced fledglings abound. Other suitably sized vertebrates like bats, swifts, frogs and lizards are eaten only on rare occasions. However, kestrels are more likely to prey on lizards in southern latitudes. In northern latitudes, the kestrel is found more often to deliver lizards to their nestlings during midday and also with increasing ambient temperature. Seasonally, arthropods may be a main prey item. Generally, invertebrates like camel spiders and even earthworms, but mainly sizeable insects such as beetles, orthopterans and winged termites will be eaten.

The common kestrel requires the equivalent of 4–8 voles a day, depending on energy expenditure (time of the year, amount of hovering, etc.). They have been known to catch several voles in succession and cache some for later consumption. An individual nestling consumes on average 4.2 g/h, equivalent to 67.8 g/d (3–4 voles per day).


The common kestrel starts breeding in spring (or the start of the dry season in the tropics), i.e. April or May in temperate Eurasia and some time between August and December in the tropics and southern Africa. It is a cavity nester, preferring holes in cliffs, trees or buildings; in built-up areas, common kestrels will often nest on buildings, and will reuse the old nests of corvids. The diminutive subspecies dacotiae, the sarnicolo of the eastern Canary Islands is peculiar for nesting occasionally in the dried fronds below the top of palm trees, apparently coexisting with small songbirds which also make their home there. In general, common kestrels will usually tolerate conspecifics nesting nearby, and sometimes a few dozen pairs may be found nesting in a loose colony.

The clutch is normally 3–7 eggs; more eggs may be laid in total but some will be removed during the laying time. This lasts about 2 days per egg laid. The eggs are abundantly patterned with brown spots, from a wash that tinges the entire surface buffish white to large almost-black blotches. Incubation lasts from 4 weeks to one month, both male and female will take shifts incubating the eggs. After the eggs have hatched, the parents share brooding and hunting duties. Only the female feeds the chicks, by tearing apart prey into manageable chunks. The young fledge after 4–5 weeks. The family stays close together for a few weeks, during which time the young learn how to fend for themselves and hunt prey. The young become sexually mature the next breeding season. Female kestrel chicks with blacker plumage have been found to have bolder personalities, indicating that even in juvenile birds plumage coloration can act as a status signal.

Data from Britain shows nesting pairs bringing up about 2–3 chicks on average, though this includes a considerable rate of total brood failures; actually, few pairs that do manage to fledge offspring raise less than 3 or 4. Compared to their siblings, first-hatched chicks have greater survival and recruitment probability, thought to be due to the first-hatched chicks obtaining a higher body condition when in the nest. Population cycles of prey, particularly voles, have a considerable influence on breeding success. Most common kestrels die before they reach 2 years of age; mortality up until the first birthday may be as high as 70%. At least females generally breed at one year of age; possibly, some males take a year longer to maturity as they do in related species. The biological lifespan to death from senescence can be 16 years or more, however; one was recorded to have lived almost 24 years.

13-3-2024 PINEDO, VALENCIA - BLACK REDSTART (MALE) (Phoenicurus ochruros)

The Black redstart (Phoenicurus ochruros) is a small passerine bird in the genus Phoenicurus. Like its relatives, it was formerly classed as a member of the thrush family (Turdidae), but is now known to be an Old World flycatcher (Muscicapidae).

The adult male of this species is overall dark grey to black on the upperparts and with a black breast; the lower rump and tail are orange-red, with the two central tail feathers dark red-brown. The belly and undertail are either blackish-grey (western subspecies) or orange-red (eastern subspecies); the wings are blackish-grey with pale fringes on the secondaries forming a whitish panel (western subspecies) or all blackish (eastern subspecies). The female is grey (western subspecies) to grey-brown (eastern subspecies) overall except for the orange-red lower rump and tail, greyer than the common redstart; at any age, the grey axillaries and underwing coverts are also distinctive. There are two distinct forms in first calendar year males at least in western subspecies, with the first ('carei') being similar to females and the second ('paradoxus') approaching adult males but lacking the whitish wing panel that does only develop during post-breeding molt of wing feathers in the second calendar year. This second form is much rarer than the first.


 Black redstarts breed in south and central Europe and Asia and north-west Africa, from Great Britain and Ireland (where local) south to Morocco, east to central China. They are resident in the milder parts of their range, but north-eastern birds migrate to winter in southern and western Europe and Asia, and north Africa. In some areas, birds that breed in mountains move to lower elevations in winter. Black redstarts inhabit stony ground in mountains, particularly cliffs and stony slopes with xerophytic vegetation. They are also found in villages, and urban areas and often occur in large industrial complexes that have bare areas and cliff-like buildings.

13-3-2024 CATARROJA, VALENCIA - LITTLE EGRET (Egretta garzetta)

The little egret (Egretta garzetta) is a species of small heron in the family Ardeidae. The genus name comes from the Provençal French Aigrette, "egret", a diminutive of Aigron," heron". The species epithet garzetta is from the Italian name for this bird, garzetta or sgarzetta.

It is a white bird with a slender black beak, long black legs and, in the western race, yellow feet. As an aquatic bird, it feeds in shallow water and on land, consuming a variety of small creatures. It breeds colonially, often with other species of water birds, making a platform nest of sticks in a tree, bush or reed bed. A clutch of three to five bluish-green eggs is laid and incubated by both parents for about three weeks. The young fledge at about six weeks of age.

Its breeding distribution is in wetlands in warm temperate to tropical parts of Europe, Africa, Asia, and Australia. A successful colonist, its range has gradually expanded north, with stable and self-sustaining populations now present in the United Kingdom.

In warmer locations, most birds are permanent residents; northern populations, including many European birds, migrate to Africa and southern Asia to over-winter there. The birds may also wander north in late summer after the breeding season, and their tendency to disperse may have assisted in the recent expansion of the bird's range. At one time common in Western Europe, it was hunted extensively in the 19th century to provide plumes for the decoration of hats and became locally extinct in northwestern Europe and scarce in the south. Around 1950, conservation laws were introduced in southern Europe to protect the species and their numbers began to increase. By the beginning of the 21st century the bird was breeding again in France, the Netherlands, Ireland and Britain. Its range is continuing to expand westward, and the species has begun to colonise the New World; it was first seen in Barbados in 1954 and first bred there in 1994. The International Union for Conservation of Nature has assessed the bird's global conservation status as being of "least concern".

Tuesday, 12 March 2024

3-12-2015 SINGAPORE - GREATER BLUE EARED STARLING (Lamprotornis chalybaeus)

The greater blue-eared starling or greater blue-eared glossy-starling (Lamprotornis chalybaeus) is a bird that breeds from Senegal east to Ethiopia and south through eastern Africa to northeastern South Africa and Angola. It is a very common species of open woodland bird, and undertakes some seasonal migration.

The greater blue-eared starling is a 22 cm long, short tailed bird. This starling is glossy blue-green with a purple-blue belly and blue ear patch. Its iris is bright yellow or orange. The sexes are similar, but the juvenile is duller and has blackish brown underparts.

The populations from southern Kenya southwards are smaller than northern birds and are sometimes considered to be a separate subspecies, L. c. sycobius.

The lesser blue-eared starling is similar to this species, but the blue of the belly does not extend forward of the legs.

The greater blue-eared starling has a range of musical or grating calls, but the most familiar is a nasal squee-ar.

3-12-2015 SINGAPORE - BLACK BELLIED WHISTLING DUCK (Dendrocygna autumnalis)


The black-bellied whistling duck (Dendrocygna autumnalis), formerly called the black-bellied tree duck, is a whistling duck that before 2000 bred mainly in the southernmost United States, Mexico, and tropical Central to south-central South America. It can be found year-round in much of the United States. It has been recorded in every eastern state and adjacent Canadian province. Since it is one of only two whistling duck species native to North America, it is occasionally just known as the "whistling duck" or "Mexican squealer" in the southern USA.

12-3-2014 MONTE CORONA, VALENCIA - SMALL RANUNCULUS MOTH (Hecatera dysodea)


Hecatera dysodea, the small ranunculus, is a moth of the family Noctuidae. It is found in Europe, primarily in Central Europe and Southern Europe The northern boundary of the distribution is from the Baltic Sea and the southern part of Lithuania, Belarus, south of Moscow to the Urals. North Africa forms the distribution border in the south (from Algeria and Morocco) east they extend to the Middle East, Turkestan and across the Palearctic to Central Asia. It is an introduced species in North America, where it was first found in Utah in 1998 and Oregon in 2005.

The wingspan is 32–34 mm. The length of the forewings is 14–15 mm. Meyrick describes it thus - Forewings whitish irrorated with grey, median area suffused with grey and partly mixed with orange; subbasal line whitish, edged anteriorly with black mixed with orange; first and second lines whitish, edged internally with blackish; spots outlined with black mixed with orange; subterminal line formed of orange spots, preceded by some black scales. Hindwings pale grey, with darker posterior suffusion. Larva pale dull green, or yellowish freckled with brown; dorsal line pale, dark-edged; lateral dark, indistinct; spiracles black; head ochreous-brown or dull greenish.


The moths are found mainly on the edge or in localities. They prefer dry ruderal areas, brownfields, roadsides, embankments, gardens and parks. In the Alps they rise up to 1400 m. They fly in one generation from May to mid August.  Their cocoons typically hatch during the month of June when the humidity levels increase

The larvae feed on flowers and seeds of Asteraceae species, especially Lactuca species.


Formerly a relatively common species in the south-east, it had become extinct by the early part of the 20th century. In the last few years, however, it became re-established in a small area of Kent and Essex, around the Thames and is now expanding quite rapidly north and westwards. It is often associated with allotments.

The larvae feed on the flowers and seeds of various wild and cultivated lettuce (Lactuca spp.).

The adults fly mainly in June and July, and are occasionally attracted to light.


The adults fly mainly in June and July and are occasionally attracted to light.

The larvae feed on the flowers and seeds of various wild and cultivated Lettuce.

This species became extinct in Britain in the early part of 20th century but re-appeared in Kent in 2002 and is now re-colonising and becoming more common at least as far north as the English Midlands. In a recent survey to determine the status of all macro moths in Britain this species was classified as RDBK = Suspected, but not definitely known to be in one of the Red data Book categories, and not enough information available to say which. Local results from VC55 suggest that it has become much more common of late and the Red Data Book status may need to be reviewed.

This species was previously classified as uncommon in our area but has been much more frequent in the last few years. 

Monday, 11 March 2024

11-3-2024 POTRIES, VALENCIA - EURASIAN GREAT CORMORANT (Phalacrocorax carbo)

The great cormorant (Phalacrocorax carbo), known as the black shag or kawau in New Zealand, formerly also known as the great black cormorant across the Northern Hemisphere, the black cormorant in Australia, and the large cormorant in India, is a widespread member of the cormorant family of seabirds. The genus name is Latinised Ancient Greek, from φαλακρός (phalakros, "bald") and κόραξ (korax, "raven"), and carbo is Latin for "charcoal".

It breeds in much of the Old World, Australia, and the Atlantic coast of North America.

The great cormorant is a large black bird, but there is a wide variation in size in the species' wide range. Weight is reported to vary from 1.5 kg (3 lb 5 oz)[7] to 5.3 kg (11 lb 11 oz).[8] Males are typically larger and heavier than females, with the nominate race (P. c. carbo) averaging about 10% larger in linear measurements than the smallest race in Europe (P. c. sinensis). The lightest average weights cited are in Germany (P. c. sinensis), where 36 males averaged 2.28 kg (5 lb 1⁄2 oz) and 17 females averaged 1.94 kg (4 lb 4+1⁄2 oz). The highest come from Prince Edward Island in Canada (P. c. carbo), where 11 males averaged 3.68 kg (8 lb 2 oz) and 11 females averaged 2.94 kg (6 lb 7+1⁄2 oz). Length can vary from 70 to 102 cm (27+1⁄2 to 40 in) and wingspan from 121 to 160 cm (47+1⁄2 to 63 in). They are tied as the second largest extant species of cormorant after the flightless cormorant, with the Japanese cormorant averaging at a similar size. In bulk if not in linear dimensions, the blue-eyed shag species complex of the Southern Oceans are scarcely smaller at average. It has a longish tail and yellow throat-patch. Adults have white patches on the thighs and on the throat in the breeding season. In European waters it can be distinguished from the common shag by its larger size, heavier build, thicker bill, lack of a crest and plumage without any green tinge. In eastern North America, it is similarly larger and bulkier than double-crested cormorant, and the latter species has more yellow on the throat and bill and lack the white thigh patches frequently seen on great cormorants. Great cormorants are mostly silent, but they make various guttural noises at their breeding colonies.

This is a very common and widespread bird species. It feeds on the sea, in estuaries, and on freshwater lakes and rivers. Northern birds migrate south and winter along any coast that is well-supplied with fish.

In Serbia, the cormorant lives in Vojvodina. However, after 1945 many artificial lakes were formed in Serbia; some of them became potential habitats for cormorants. Currently, on the Lake Ćelije, formed in 1980, there is a resident colony of cormorants, who nest there and are present throughout the year, except January–February 1985 and February 2012 when the lake surface was completely frozen.

The type subspecies, P. c. carbo, is found mainly in Atlantic waters and nearby inland areas: on western European coasts and east across the Palearctic to Siberia and to North Africa, the Faroe Islands, Iceland and Greenland; and on the eastern seaboard of North America. The subspecies P. c. novaehollandiae is found in Australian waters.

10-3-2024 MONTE CORONA, VALENCIA - SARDINIAN WARBLER (FEMALE) (Sylvia melanocephala)


The Sardinian warbler (Curruca melanocephala) is a common and widespread typical warbler from the Mediterranean region. Like most Curruca species, it has distinct male and female plumages. The adult male has a grey back, whitish underparts, black head, white throat and red eyes. Plumages are somewhat variable even in the same locality, with the intensity of a reddish hue on upper- and/or underside that varies from absent to (in some subspecies) pronounced. The female is mainly brown above and buff below, with a grey head. The Sardinian warbler's song is fast and rattling, and is very characteristic of the Mediterranean areas where this bird breeds.

11-3-2024 ADOR CAMPO, VALENCIA - WALL BROWN BUTTERFLY (Lasiommata megera)

Lasiommata megera, the wall or wall brown, is a butterfly in the family Nymphalidae (subfamily Satyrinae). It is widespread in the Palearctic realm with a large variety of habitats and number of generations a year.

The species lives in North Africa, Europe, the Caucasus, Asia Minor, the Middle East, western Siberia, northern Tian Shan, Dzungarian Alatau, Kazakhstan and Dzungaria.

Habitats include forest edges and clearings, shrubby areas in ravines and river valleys and sparse woodlands. It is also found in mountain habitats up to 0–3,000 metres (0–9,843 ft) above sea level.

The imago flies from April to October in two or three generations depending on locality and altitude. The larva feeds on grasses in the genera Festuca, Bromus, Deschampsia, Poa, Dactylis and Brachypodium.

"The egg is pale green when first laid, and in shape it is almost spherical, but rather higher than broad; it is finely ribbed and reticulated, but unless examined through a lens it appears to be quite smooth. The caterpillar when full grown is whitish-green, dotted with white. From the larger of these dots on the back arise greyish bristles; the three lines on the back (dorsal and sub-dorsal) are whitish, edged with dark green; the line on the sides (spiracular) is white, fringed with greyish hairs; anal points green, hairy, extreme tips white. Head larger than the first ring (first thoracic segment), green dotted with white and hairy, jaws marked with brownish. The chrysalis is green, with yellow-tinted white markings on the edge of the wing covers and ridges; the spots on the body are yellowish, or sometimes white. Occasionally the chrysalids are blackish, with white or yellow points on the body".

3-12-2015 JURONG, SINGAPORE - RED BILLED PIGEON (Patagioenas flavirostris)


The red-billed pigeon (Patagioenas flavirostris) is a relatively large, robust species of pigeon. Its breeding range extends from southern Texas, United States, to Costa Rica. It is primarily found throughout coastal and lowland areas of Mexico and Central America. It belongs to a clade of Patagioenas which generally lack iridescent display plumage, except some vestiges in the pale-vented pigeon.

Red-billed pigeons have largely dark, slate-gray plumage with a more maroon, though sometimes described as purple, head, neck, and wing coverts. They have pale red eyes with an orange orbital ring, along with a red bill with a yellow tip. Noticeably, they don't have iridescent collar plumage. A blue-gray belly and tail coverts, as well as a less brown back, distinguish it from most other species., such as the Ruddy Pigeon and Short-billed Pigeon. The only noticeable difference between males and females is that the females have a duller colored head and neck. Juveniles are often even more dull in color and have dark and dusky shoulders, as well as a more brown mantle and wings.

Compared to other birds, they are a more mid-to-large sized bird, growing to be between 30 and 37 cm (12-15 in.) in length and a weight of 230–425 g (8.1–15.0 oz).

Red-billed pigeons have a very distinctive call, described to be a long, high-pitched call consisting of a coooo followed by three cuk-c'-c'-coo notes. It follows an ascending sound. When taking off, the birds' wings create a noticeable clapping noise.

Sunday, 10 March 2024

10-3-2024 MONTE CORONA, VALENCIA - MEDITERRANEAN PALE GLOW-WORM (Nyctophila reichii)

This firefly is the most common in the Iberian Peninsula. Both larvae and adults have the ability to emit light in their last abdominal segments through the oxidation of a protein called luciferin. This light emission has a sexual recognition function and although It is emitted by both males and females, it is the latter that emit light more frequently and intensely, since they are wingless (they do not have wings) and have to attract the males from the ground. Firefly larvae, like the one in the image "They are avid devourers of snails and slugs."

10-3-2024 EL PERELLO, ALBUFERA - WHITE WAGTAIL (Motacilla alba)

The White wagtail (Motacilla alba) is a small insectivorous bird of the open country, often near habitation and water. It prefers bare areas for feeding, where it can see and pursue its prey. In urban areas, it has adapted to foraging on paved areas such as car parks. It is the national bird of Latvia and has been featured on the stamps of several countries.

The White wagtail is a slender bird with the characteristic long, constantly wagging tail of its genus. There are a number of other subspecies, some of which may have arisen because of partial geographical isolation, such as the resident British and Irish form, the pied wagtail M. a. yarrellii, which now also breeds in adjacent areas of the neighbouring European mainland. The Pied wagtail exchanges the grey colour of the nominate form with black (or very dark grey in females), but is otherwise identical in its behaviour. Other subspecies, the validity of some of which is questionable, differ in the colour of the wings, back, and head, or other features. Some races show sexual dimorphism during the breeding season. As many as six subspecies may be present in the wintering ground in India or Southeast Asia and here they can be difficult to distinguish.


White wagtails breed throughout Eurasia, only being absent in the Arctic. They also breed in the mountains of Morocco and western Alaska. These birds are residents in the milder parts of their range such as western Europe and the Mediterranean, but migratory in much of the rest of their range. Northern European breeders winter around the Mediterranean and in tropical and subtropical Africa, and Asiatic birds move to the Middle East, India, and Southeast Asia. Birds from the North American population also winter in tropical Asia. White wagtails occupy a wide range of habitats but are absent from deserts. They inhabit grasslands, seashores, rocky shorelines, sand beaches, tidepools, rivers, lakeshores, farmland, gardens, and parks. They are also often found in towns and villages.

10-3-2024 EL PERELLO, ALBUFERA - BLUETHROAT (MALE) (Luscinia svecica)

The bluethroat (Luscinia svecica) is a small passerine bird that was formerly classed as a member of the thrush family Turdidae, but is now more generally considered to be an Old World flycatcher, Muscicapidae. It, and similar small European species, are often called chats.

It is a migratory insectivorous species breeding in wet birch wood or bushy swamp in Europe and across the Palearctic with a foothold in western Alaska. It nests in tussocks or low in dense bushes. It winters in the Iberian Peninsular, the northern half of Africa, and in southern Asia (among others including the Indian subcontinent).

The bluethroat bird is similar in size to the European robin at 13–14 cm. It is plain brown above except for the distinctive black tail with red side patches. It has a strong white supercilium. Despite the distinctive appearance of the males, recent genetic studies show only limited variation between the forms, and confirm that this is a single species. Moults begins in July after breeding and are completed in 40–45 days, before the birds migrate.

The male has a varied and very imitative song. Its call is a typical chat chack noise.

Females of all subspecies usually have just a blackish crescent on an otherwise cream throat and breast. Newly fledged juveniles are freckled and spotted dark brown above.

The genus name Luscinia is Latin for the common nightingale. The specific epithet svecica is from Neo-Latin Suecicus meaning "Swedish". The colours of the male's breast were thought to evoke the Swedish flag, the yellow in the flag being more orange hued. 

Females of all subspecies usually have just a blackish crescent on an otherwise cream throat and breast. Newly fledged juveniles are freckled and spotted dark brown above.

The genus name Luscinia is Latin for the common nightingale. The specific epithet svecica is from Neo-Latin Suecicus meaning "Swedish". The colours of the male's breast were thought to evoke the Swedish flag, the yellow in the flag being more orange hued in the 17th and 18th centuries.

The bluethroat (Luscinia svecica ) is a small passerine bird that was formerly classed as a member of the thrush family Turdidae, but is now more generally considered to be an Old World flycatcher, Muscicapidae. It, and similar small European species, are often called chats.

It is a migratory insectivorous species breeding in wet birch wood or bushy swamp in Europe and across the Palearctic with a foothold in western Alaska. It nests in tussocks or low in dense bushes. It winters in north Africa and the Indian subcontinent.

The bluethroat is similar in size to the European robin at 13–14 cm. It is plain brown above except for the distinctive black tail with red side patches. It has a strong white supercilium. Despite the distinctive appearance of the males, recent genetic studies show only limited variation between the forms, and confirm that this is a single species. Moults begins in July after breeding and is completed in 40–45 days, before the birds migrate.

Bluethroat, (Erithacus svecicus or Luscinia svecica), Eurasian chat-thrush of the thrush family, Turdidae (order Passeriformes). The bluethroat is aobut 14 centimetres (5 1/2 inches) long and has a bright blue throat, incorporating a crescentic spot of red or white, depending on the subspecies. Found from western Europe eastward to western Alaska, the bluethroat is essentially a bird of damp thickets in mountains, but in western Europe it occurs in lowlands also. It has a rich, varied, warbling song.

A small Robin-like bird, the male is unmistakable in spring with his bright blue throat, bordered below with bands of black, white and chestnut. Its central throat spot can be white or chestnut, depending on which subspecies you are looking at 'white-spotted' or the more numerous 'red-spotted'. They can be quite secretive, flicking into the cover of a bush with a flash of their chestnut tail patches.

Bluethroat breeds on tundra with brushy areas, thickets, wet forest edges, scrubs on hills and mountainous areas, often near water. This species needs low dense vegetation for nesting.

It may be found up to 2600-3800 metres of elevation in Afghanistan and NW Himalayas.

It winters in scrubby waterside and reedbeds.

Bluethroat breeds in northern Europe, Eurasia, western Alaska and Yukon Territory.

It winters mainly from north eastern Africa to western India, and in sub-Saharan Africa, from Gambia to Ethiopia, and Saudi Arabia.

Winter areas in North America are unknown, but the species presumed to winter in SE China, crossing the Bering Strait.

Bluethroat is an insectivore. It forages in low vegetation to catch insects. When on the ground, it turns over the leaves and the soil to expose small invertebrates. It may hawk flying insects too. It runs on the ground as a mouse. It remains hidden under cover. It has an erect attitude and may stay motionless for a moment.

In winter, we can see it hopping at water’s edge among reeds and bushes.


The male sings from an exposed perch, at the tip of a branch of small scrub. The female is shyer and secretive.  During the courtship displays, the male often sings while performing flight displays. It also fans its tail to expose the reddish feathers to the female.

It also guards its mate from other males around the start of the egg laying. It stays within one metre of her, and follows her when she leaves the nest. Copulation occurs under cover of vegetation.
They are territorial, but the boundaries between territories seem to be very flexible.
The species is monogamous, although polygamy has been observed and also extra-pair copulations.  


The meadow pipit (Anthus pratensis ) is a small passerine bird, which breeds in much of the Palearctic, from southeastern Greenland and Iceland east to just east of the Ural Mountains in Russia, and south to central France and Romania; an isolated population also occurs in the Caucasus Mountains. It is migratory over most of its range, wintering in southern Europe, North Africa, and south-western Asia, but is resident year-round in western Europe, though even here many birds move to the coast or lowlands in winter.


This is a widespread and often abundant small pipit, 14.5–15 cm (5+1⁄2–6 in) long and 15–22 g (0.53–0.78 oz) weight. It is an undistinguished-looking species on the ground, mainly brown above and buff below, with darker streaking on most of its plumage; the tail is brown, with narrow white side edges. It has a thin bill and pale pinkish-yellow legs; the hind claw is notably long, longer than the rest of the hind toes. The call is a weak tsi-tsi. The simple repetitive song is given in a short song flight. Birds breeding in Ireland and western Scotland are slightly darker coloured than those in other areas, and are often distinguished as the subspecies A. p. whistleri, though it intergrades clinally with nominate A. p. pratensis found in the rest of the species' range.

It is similar to the red-throated pipit A. cervinus, which is more heavily streaked and (in summer only) has an orange-red throat, and to the tree pipit A. trivialis, which is slightly larger, less heavily streaked, and has stronger facial markings and a shorter hind claw. The song of the meadow pipit accelerates towards the end while that of the tree pipit slows down.


It is primarily a species of open habitats, either uncultivated or low-intensity agriculture, such as pasture, bogs, and moorland, but also occurs in low numbers in arable croplands. In winter, it also uses saltmarshes and sometimes open woodlands. It is a fairly terrestrial pipit, always feeding on the ground, but uses elevated perches such as shrubs, fence lines, or electricity wires as vantage points to watch for predators.

The estimated total population is 12 million pairs. It is an abundant species in the north of its range, and generally the commonest breeding bird in most of upland Britain, but less common further south. Breeding densities range from 80 pairs/km2 (210 pairs/sq mi) in northern Scandinavia, to 5–20 pairs/km2 (13–52 pairs/sq mi) in grassland in the south of the breeding range, and just 1/km2 (2.6/sq mi) in arable farmland. A few isolated breeding pairs are recorded from south of the main range, in the mountains of Spain, Italy, and the northern Balkans. A general decline in the population has occurred over the past 17 years, most notable in French farmland, with a 68% drop. 

10-3-2024 CREU DE LONGA, ALBUFERA - GREY HERON (Ardea cinerea)


The plumage of the Grey heron is largely ashy-grey above, and greyish-white below with some black on the flanks. Adults have a head and neck white with a broad black supercilium that terminates in the slender, dangling crest, and bluish-black streaks on the front of the neck. The scapular feathers are elongated and the feathers at the base of the neck are also somewhat elongated. Immature birds lack the dark stripe on the head and are generally duller in appearance than adults, with a grey head and neck, and a small, dark grey crest. The pinkish-yellow beak is long, straight, and powerful, and is brighter in color in breeding adults. The iris is yellow and the legs are brown and very long.

Grey herons occur in most parts of Europe, Asia, and Africa. Over much of their range, these birds are resident, but populations from the more northerly parts of Europe migrate southwards; some remain in Central and Southern Europe, and others travel on to Africa south of the Sahara Desert. Grey herons can be found anywhere with suitable watery habitats that can supply their food. Although most common in the lowlands, they also occur in mountain tarns, lakes, reservoirs, large and small rivers, marshes, ponds, ditches, flooded areas, coastal lagoons, estuaries, and seashore. They sometimes forage away from water in the pasture, and can even be found in desert areas, hunting for beetles and lizards.

10-3-2024 CREU DE LONGA, ALBUFERA - LITTLE EGRET (Egretta garzetta)

The plumage of the Little egret is normally entirely white, although there are dark forms with largely bluish-grey plumage. In the breeding season, the adult has two long plumes on the nape that form a crest. These plumes are about 150 mm (6 in) and are pointed and very narrow. There are similar feathers on the breast, but the barbs are more widely spread. There are also several elongated scapular feathers that have long loose barbs and may be 200 mm (8 in) long. During the winter the plumage is similar but the scapulars are shorter and more normal in appearance. The bill is long and slender and it and the lores are black. There is an area of greenish-grey bare skin at the base of the lower mandible and around the eye which has a yellow iris. The legs are black and the feet yellow. Juveniles are similar to non-breeding adults but have greenish-black legs and duller yellow feet, and may have a certain proportion of greyish or brownish feathers. The subspecies nigripes differs in having yellow skin between the bill and eye, and blackish feet. During the height of courtship, the lores turn red and the feet of the yellow-footed races turn red.

Little egrets are found in southern Europe, the Middle East, much of Africa, and southern Asia. Northern European populations are migratory and mostly travel to Africa although some remain in southern Europe, while some Asian populations migrate to the Philippines. The eastern subspecies is resident in Indonesia and New Guinea, while other populations inhabit Australia and New Zealand, but do not breed in the latter. Little egrets live in various habitats including the shores of lakes, rivers, canals, ponds, lagoons, marshes, and flooded land. These birds prefer open locations to dense cover. On the coast, they inhabit mangrove areas, swamps, mudflats, sandy beaches, estuaries, and reefs. Rice fields are an important habitat in Italy, and coastal and mangrove areas are important in Africa.

10-3-2024 EL PALMAR, ALBUFERA - GLOSSY IBIS (Plegadis falcinellus)

The glossy ibis (Plegadis falcinellus) is a water bird in the order Pelecaniformes and the ibis and spoonbill family Threskiornithidae. The scientific name derives from Ancient Greek plegados and Latin, falcis, both meaning "sickle" and referring to the distinctive shape of the bill.

This is the most widespread ibis species, breeding in scattered sites in warm regions of Europe, Asia, Africa, Australia, and the Atlantic and Caribbean regions of the Americas. It is thought to have originated in the Old World and spread naturally from Africa to northern South America in the 19th century, from where it spread to North America. The glossy ibis was first documented in the New World in 1817 (New Jersey). Audubon saw the species just once in Florida in 1832. It expanded its range substantially northwards in the 1940s and to the west in the 1980s. This species is migratory; most European birds winter in Africa, and in North America birds from north of the Carolinas winter farther south. Though generally suspected to be a migratory species in India, the glossy ibis is resident in western India. Birds from other populations may disperse widely outside the breeding season. It is increasing in Europe. It disappeared as a regular breeding bird in Spain in the early 20th century, but re-established itself in 1993 and has since rapidly increased with thousands of pairs in several colonies. It has also established rapidly increasing breeding colonies in France, a country with very few breeding records before the 2000s. An increasing number of non-breeding visitors are seen in northwestern Europe, a region where glossy ibis records historically were very rare. For example, there appears to be a growing trend for birds to winter in Britain and Ireland, with at least 22 sightings in 2010. In 2014, a pair attempted to breed in Lincolnshire, the first such attempt in Britain. The first successful breeding in Britain was a pair which fledged one young in Cambridgeshire in 2022. A few birds now spend most summers in Ireland, but there is no present evidence of breeding. In New Zealand, a few birds arrive there annually, mostly in the month of July; recently a pair bred amongst a colony of royal spoonbill.

Glossy ibises undertake dispersal movements after breeding and are highly nomadic. The more northerly populations are fully migratory and travel on a broad front, for example across the Sahara Desert. Glossy ibis ringed in the Black Sea seem to prefer the Sahel and West Africa to winter, those ringed in the Caspian Sea have been found to move to East Africa, the Arabian peninsula and as far east as Pakistan and India. Numbers of glossy ibis in western India varied dramatically seasonally with the highest numbers being seen in the winter and summers, and drastically declining in the monsoon likely indicating local movements to a suitable area to breed. Populations in temperate regions breed during the local spring, while tropical populations nest to coincide with the rainy season. Nesting is often in mixed-species colonies. When not nesting, flocks of over 100 individuals may occur on migration, and during the winter or dry seasons the species is usually found foraging in small flocks. Glossy ibises often roost communally at night in large flocks, with other species, occasionally in trees which can be some distance from wetland feeding areas.

Glossy ibises feed in very shallow water and nest in freshwater or brackish wetlands with tall dense stands of emergent vegetation such as reeds, papyrus or rushes) and low trees or bushes. They show a preference for marshes at the margins of lakes and rivers but can also be found at lagoons, flood-plains, wet meadows, swamps, reservoirs, sewage ponds, paddies and irrigated farmland. When using farmlands in western India, glossy ibis exhibited strong scale-dependent use of the landscape seasonally preferring using areas with >200 ha of wetlands during the summer, and using areas that had intermediate amounts of wetlands (50-100 ha) in the other seasons. It is less commonly found in coastal locations such as estuaries, deltas, salt marshes and coastal lagoons. Preferred roosting sites are normally in large trees which may be distant from the feeding areas.

The nest is usually a platform of twigs and vegetation positioned at least 1 m (3.3 ft) above water, sometimes up to 7 m (23 ft) in tall, dense stands of emergent vegetation, low trees or bushes. 3 to 4 eggs (occasionally 5) are laid, and are incubated by both male and female birds for between 20 and 23 days. The young can leave the nest after about 7 days, but the parents continue to feed them for another 6 or 7 weeks. The young fledge in about 28 days.

The diet of the glossy ibis is variable according to the season and is very dependent on what is available. Prey includes adult and larval insects such as aquatic beetles, dragonflies, damselflies, grasshoppers, crickets, flies and caddisflies, Annelida including leeches, molluscs (e.g. snails and mussels), crustaceans (e.g. crabs and crayfish) and occasionally fish, amphibians, lizards, small snakes and nestling birds.

Friday, 8 March 2024

8-3-2024 POTRIES, VALENCIA - EURASIAN GREAT CORMORANT (Phalacrocorax carbo)

The great cormorant (Phalacrocorax carbo), known as the black shag or kawau in New Zealand, formerly also known as the great black cormorant across the Northern Hemisphere, the black cormorant in Australia, and the large cormorant in India, is a widespread member of the cormorant family of seabirds. The genus name is Latinised Ancient Greek, from φαλακρός (phalakros, "bald") and κόραξ (korax, "raven"), and carbo is Latin for "charcoal".

It breeds in much of the Old World, Australia, and the Atlantic coast of North America.


The great cormorant often nests in colonies near wetlands, rivers, and sheltered inshore waters. Pairs will use the same nest site to breed year after year. It builds its nest, which is made from sticks, in trees, on the ledges of cliffs, and on the ground on rocky islands that are free of predators.

This cormorant lays a clutch of three to five eggs that measure 63 by 41 millimetres (2+1⁄2 by 1+5⁄8 in) on average. The eggs are a pale blue or green, and sometimes have a white chalky layer covering them. These eggs are incubated for a period of about 28 to 31 days.