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Thursday, 22 August 2019

22-8-2019 CAMI LES FONTS, VALENCIA - MALLARD (FEMALE) (Anas platyrhynchos)


The Mallard, or wild duck (Anas platyrhynchos), is a familiar and widespread dabbling duck with a presence across temperate and subtropical regions of the Americas, Eurasia, and North Africa. It has also been introduced to parts of the Southern Hemisphere. The male is renowned for its iridescent green head and white collar, while the female sports a brown-speckled plumage. Both sexes boast a speculum—a patch of feathers with iridescent purple or blue hues bordered by white. The Mallard's length ranges from 50 to 65 cm, with a wingspan of 81 to 98 cm, and it typically weighs between 0.7 and 1.6 kg.
Males during the breeding season are unmistakable with their glossy green heads, white collars, and purple-tinged brown breasts. Females are mottled brown with buff cheeks and an eye-stripe. Both sexes have the distinctive speculum on their wings. The male's bill is yellowish-orange tipped with black, while the female's is darker, ranging from black to mottled orange and brown.

Mallards are found in a variety of wetlands, including parks, small ponds, rivers, lakes, and estuaries. They prefer water depths less than 0.9 meters and are drawn to areas with aquatic vegetation.

22-8-2019 CAMI LES FONTS OLIVA, VALENCIA - IBERIAN GREEN FROG (Pelophylax perezi)


The Perez's frog (Pelophylax perezi), also known as Iberian waterfrog, Iberian green frog or Coruna frog, is a species of frog in the family Ranidae. It is native to southern France, Portugal, Spain, and has been introduced to the Canary and Balearic Islands, Madeira, the United Kingdom, and the Azores. In the Iberian Peninsula it is widespread and common.

Its natural habitats are temperate forests, temperate shrubland, Mediterranean-type shrubby vegetation, rivers, intermittent rivers, swamps, freshwater lakes, intermittent freshwater lakes, freshwater marshes, intermittent freshwater marshes, sandy shores, arable land, and urban areas. It is not considered threatened by the IUCN.


The Iberian green frog, or Perez's frog, is a common amphibian in Spain, Portugal, and southern France that lives in and near aquatic habitats and has been introduced to islands like the Azores, Balearics, and Canaries. Key facts include that males are the primary singers, using a vocal sac on their throat to attract females, and the species is active during the day and night, feeding on a diet of insects, spiders, and worms. 


Appearance: Adults range from 4 to 10 cm (1.6–4 inches) long and are typically greenish or brownish, often with darker spots. Some specimens may have a yellowish stripe down the back.

Activity: It is both diurnal and nocturnal and an agile jumper, often leaping into the water when disturbed.

Diet: It preys on insects, flies, beetles, spiders, and other invertebrates.
Vocalization: Only male frogs have a vocal sac to produce a call, which they use to attract females during the breeding season. 

Habitat and reproduction
Habitat: The species thrives in a wide range of aquatic environments, including lakes, streams, swamps, and ditches, and can tolerate slightly brackish or saline water.


Reproduction:
Mating occurs in the water, with the male grasping the female from behind in a process called amplexus.
Females can lay thousands of eggs (up to 7,000 in some cases) in clumps attached to aquatic vegetation.
Eggs hatch in 5–8 days, and tadpoles take 8–12 weeks to metamorphose, though this can take the whole winter in some climates. 

Distribution and conservation
Native range: Southern France, Spain, and Portugal.
Introduced range: The Azores, Balearic Islands, Canary Islands, and parts of the United Kingdom.

Threats: Population declines have been linked to factors like the disappearance of wetlands, droughts, and the introduction of non-native species that can hybridize with the Iberian green frog. 

22-8-2019 OLIVA MARJAL, VALENCIA - EUROPEAN MOORHEN (Gallinula chloropus)



22-8-2019 OLIVA MARJAL, VALENCIA - RED RUMPED SWALLOW (Cecropis daurica)


22-8-2019 OLIVA MARJAL, VALENCIA - LITTLE EGRET (Egretta garzetta)


The Little Egret, Egretta garzetta, is a dainty heron adorned in pure white plumage. It is characterized by a slender black beak, long black legs, and, notably in the western race, yellow feet. This elegant bird is a sight to behold with its graceful neck and poised stance.

Adult Little Egrets measure between 55–65 cm in length with a wingspan of 88–106 cm, and weigh 350–550 g. Their plumage is predominantly white, though some may exhibit bluish-grey coloration. Breeding adults boast ornate nape plumes reaching about 150 mm, along with distinctive feathers on the breast and elongated scapulars. The bill and lores are black, with greenish-grey skin at the base of the lower mandible and around the eye, which houses a yellow iris. Legs are black with contrasting yellow feet, though juveniles may have greenish-black legs and duller feet. The subspecies E. g. nigripes is distinguished by yellow skin between the bill and eye, and blackish feet. 

21-8-2019 CREU DE LONGA ALBUFERA, VALENCIA - SQUACCO HERON (Ardeola ralloides)







21-8-2019 SOLLANA ALBUFERA, VALENCIA - BARN SWALLOW (Hirundo rustica)


The barn swallow (Hirundo rustica) is a migratory passerine bird, recognized as the most widespread species of swallow in the world. It is a distinctive bird with blue upperparts and a long, deeply forked tail, known for its graceful flight and agile maneuvers. The adult male of the nominate subspecies is 17–19 cm in length, including elongated outer tail feathers, and has a wingspan of 32–34.5 cm. It is adorned with a rufous forehead, chin, and throat, which are set apart from the off-white underparts by a broad dark blue breast band. The outer tail feathers are elongated, contributing to the iconic "swallow tail."

The barn swallow can be identified by its steel blue upperparts, a rufous face, and a dark blue breast band that separates the rufous from the off-white underparts. The deeply forked tail is a key characteristic, with a line of white spots across the upper tail's outer end. Females resemble males but have shorter tail streamers and less glossy blue coloring. Juveniles are browner with paler rufous faces and whiter underparts, lacking the adult's long tail streamers.


The barn swallow favors open country with low vegetation, such as pastures, meadows, and farmland, often near water. It avoids heavily wooded or steep areas and densely built-up locations. The species typically nests in man-made structures like barns and stables, or under bridges and wharves.
This bird has a vast global range, breeding across the Northern Hemisphere and wintering in much of the Southern Hemisphere. Its distribution spans Europe, Asia, Africa, and the Americas.

Barn swallows are semi-colonial and may settle in groups. They exhibit site fidelity, often returning to the same location annually for breeding. The species is known for its aerial insectivory, catching insects in flight with remarkable agility.

21-8-2019 SOLLANA, ALBUFERA - RED RUMPED SWALLOW (Cecropis daurica)


The Red-rumped Swallow (Cecropis daurica) is a small, graceful passerine bird, a member of the swallow family. It is characterized by its blue upperparts and dusky underparts, with a distinctive pale or reddish rump, face, and neck collar. Unlike the Barn Swallow, it lacks a breast band but features black undertails. Its wings are broad yet pointed, allowing for swift and agile flight.

To identify the Red-rumped Swallow, look for its darker underparts compared to the Barn Swallow, and the absence of a breast band. The rump is pale or reddish, providing a stark contrast to the blue upperparts. The bird's flight is fast, with frequent swoops as it pursues airborne insects.

This species is often found in open hilly country, where it can be seen gracefully hawking for insects over grasslands. It is also known to adapt to human structures, nesting under cliff overhangs, on buildings, and bridges.


The Red-rumped Swallow has a wide distribution, breeding in temperate southern Europe and Asia, from Portugal and Spain to Japan, India, Sri Lanka, and tropical Africa. While the Indian and African populations are resident, European and other Asian birds are migratory, wintering in Africa or India.

These swallows are gregarious outside the breeding season, often seen in large numbers on the plains of India. They do not typically form large breeding colonies but are known to be social. Their flight is characterized by swift, agile movements as they feed on insects in the air.


The Red-rumped Swallow communicates with a series of chirps and trills, a delightful symphony that fills the air especially during the breeding season.

The Red-rumped Swallow constructs quarter-sphere nests with a tunnel entrance, using mud collected in their beaks. They lay 3 to 6 eggs and prefer to nest under cliff overhangs or on human-made structures.

This species is an aerial insectivore, feeding on insects caught in flight. They are adept at catching their prey mid-air, often following cattle or taking advantage of grass fires to find insects.

21-8-2019 SOLLANA ALBUFERA, VALENCIA - COMMON HOUSE MARTIN (Delichon urbicum)


The Western House Martin (Delichon urbicum), sometimes known as the Common House Martin, is a migratory passerine bird belonging to the swallow family. It is characterized by a blue head and upperparts, a distinctive white rump, and pure white underparts. This species exhibits sexual dimorphism, with both sexes appearing similar, and juveniles displaying a sooty black coloration with white-tipped wing coverts and quills.

Adults measure approximately 13 cm in length, with a wingspan ranging from 26 to 29 cm and an average weight of 18.3 grams. They possess brown eyes, a small black bill, and pink toes and exposed leg parts. The white rump and underparts are particularly noticeable in flight, aiding in distinguishing them from other swallows.

The Western House Martin favors open country with low vegetation, such as pastures, meadows, and farmland, often near water. It is also found in urban areas and can nest in city centers if air quality permits.


This bird breeds across Europe, North Africa, and the Palearctic, migrating to sub-Saharan Africa and tropical Asia for the winter. It is a broad-front migrant, traveling during daylight and feeding on insects in flight.

The Western House Martin is a social bird, often breeding colonially with nests built in close proximity. It is known for its aerial agility, which it uses to evade predators such as the Eurasian Hobby.

The male's song is a soft twitter of melodious chirps, while the contact call is a hard "chirrrp." The alarm call is a shrill "tseep."

Nests are constructed from mud pellets under eaves or similar overhangs on buildings, usually in colonies. The species is known to produce two broods per year, with four to five white eggs per brood. Juveniles fledge after 22 to 32 days and are fed by parents for about a week thereafter.


The Western House Martin can be confused with the Asian House Martin (D. dasypus) and the Nepal House Martin (D. nipalense), but it is the only one with a pure white rump and underparts.

The diet consists primarily of insects caught in flight, with a preference for flies and aphids. Hunting typically occurs within 450 meters of the nest and often near open ground or water.

The Western House Martin is classified as Least Concern by the IUCN, with an extensive range and large population. However, there are indications of population fluctuations and declines in certain regions, attributed to factors such as weather, pesticides, and competition for nesting sites.

Tuesday, 20 August 2019

19-8-2019 VILLALONGA RESERVOIR, VALENCIA - COPPER DEMOISELLE DAMSELFLY (FEMALE) (Calopteryx haemorrhoidalis)


Calopteryx haemorrhoidalis is a species of damselfly in the family Calopterygidae known by the common names copper demoiselle and Mediterranean demoiselle.
This species is native to the western Mediterranean Basin in Europe (Iberia, southern France, Italy, Monaco) and North Africa (Algeria, Morocco, Tunisia). It is common in much of its range.

It lives along rivers and streams, but also in sunny larger waters. Though it may be affected by habitat changes such as water pollution.

Calopteryx haemorrhoidalis can reach a body length of about 45–48 millimetres (1.8–1.9 in). The abdomen length is of about 34–43 millimetres (1.3–1.7 in) in males, of 31–43 millimetres (1.2–1.7 in) in females. The length of the wings is of 23–32 millimetres (0.91–1.26 in) in males, of 25–37 millimetres (0.98–1.46 in) in the females.

The males have a dark, metallic shining body, the color of which can be red-violet, golden or copper-colored. On the underside of the last three abdominal segments there red area, the so-called "red lantern" (hence the Latin species name haemorrhoidalis, meaning "blood flow"). The wings of males show a large dark area, while the females have a brown band to the wing tip and a metallic-green to bronze-colored body, with a brown belt on the back.

The flight time of this species ranges from May to September. The males have a characteristic mating dance, showing the abdomen end and spreading their wings wide. The male of this species is territorial, defending sites where females may choose to lay eggs.

This species can hybridize with Calopteryx splendens.

19-8-2019 VILLALONGA RESERVOIR, VALENCIA - COPPER DEMOISELLE DAMSELFLY (MALE) (Calopteryx haemorrhoidalis)


Calopteryx haemorrhoidalis is a species of damselfly in the family Calopterygidae known by the common names copper demoiselle and Mediterranean demoiselle.

This species is native to the western Mediterranean Basin in Europe (Iberia, southern France, Italy, Monaco) and North Africa (Algeria, Morocco, Tunisia). It is common in much of its range.

It lives along rivers and streams, but also in sunny larger waters. Though it may be affected by habitat changes such as water pollution.

Calopteryx haemorrhoidalis can reach a body length of about 45–48 millimetres (1.8–1.9 in). The abdomen length is of about 34–43 millimetres (1.3–1.7 in) in males, of 31–43 millimetres (1.2–1.7 in) in females. The length of the wings is of 23–32 millimetres (0.91–1.26 in) in males, of 25–37 millimetres (0.98–1.46 in) in the females.

The males have a dark, metallic shining body, the color of which can be red-violet, golden or copper-colored. On the underside of the last three abdominal segments there red area, the so-called "red lantern" (hence the Latin species name haemorrhoidalis, meaning "blood flow"). The wings of males show a large dark area, while the females have a brown band to the wing tip and a metallic-green to bronze-colored body, with a brown belt on the back.

The flight time of this species ranges from May to September. The males have a characteristic mating dance, showing the abdomen end and spreading their wings wide. The male of this species is territorial, defending sites where females may choose to lay eggs.

Monday, 19 August 2019

19-8-2019 RIO SERPIS VILLALONGA, VALENCIA - LITTLE EGRET (Egretta garzetta)


The Little Egret, Egretta garzetta, is a dainty heron adorned in pure white plumage. It is characterized by a slender black beak, long black legs, and, notably in the western race, yellow feet. This elegant bird is a sight to behold with its graceful neck and poised stance.

Adult Little Egrets measure between 55–65 cm in length with a wingspan of 88–106 cm, and weigh 350–550 g. Their plumage is predominantly white, though some may exhibit bluish-grey coloration. Breeding adults boast ornate nape plumes reaching about 150 mm, along with distinctive feathers on the breast and elongated scapulars. The bill and lores are black, with greenish-grey skin at the base of the lower mandible and around the eye, which houses a yellow iris. Legs are black with contrasting yellow feet, though juveniles may have greenish-black legs and duller feet. The subspecies E. g. nigripes is distinguished by yellow skin between the bill and eye, and blackish feet. 

19-8-2019 MONTE CORONA, VALENCIA - JUNE BEETLE (genus Anoxia)




19-8-2019 RIO SERPIS VILLALONGA, VALENCIA - EPAULET SKIMMER DRAGONFLY (MALE) (Orthetrum chrysostigma)


Orthetrum chrysostigma, the epaulet skimmer, is a species of dragonfly in the family Libellulidae. It is found in Algeria, Angola, Benin, Botswana, Burkina Faso, Cameroon, Central African Republic, Chad, the Democratic Republic of the Congo, Ivory Coast, Egypt, Equatorial Guinea, Ethiopia, Gambia, Ghana, Guinea, Israel, Kenya, Liberia, Libya, Malawi, Mali, Mauritania, Morocco, Mozambique, Namibia, Niger, Nigeria, Senegal, Sierra Leone, Somalia, South Africa, Sudan, Tanzania, Togo, Uganda, Zambia, Zimbabwe, and possibly Burundi as well as Canary Islands, and Portugal. It was recorded in the Maltese Islands in 2010.

Both sexes of the Epaulet Skimmer are among the more easily recognised Orthetrum species, due to the single diagonal stripe on the sides of the thorax. Fully pruinose males, however, are hard to identify and are best told by the distinctive shape of the secondary genitalia.

The Epaulet Skimmer is most similar to the closely related Two-striped Skimmer (Orthetrum caffrum), but that species has a darker, browner thorax with two, pale diagonal stripes on the sides.


The Epaulet Skimmer frequents a wide range of freshwater habitats, including Rivers, streams, lakes, pans, dams, and water-holes. It prefers sites that are fairly open with exposed rocks, sand, or gravel. The Epaulet Skimmer is most numerous along rivers in the savanna regions.

The Epaulet Skimmer often perches on the ground, but also on rocks and exposed stems and twigs. It hunts from a perch with a rapid, darting flight. Frequently returns to the same perch. Both sexes can be found in the same vicinity.

The Epaulet Skimmer is common and widespread in South Africa. It is listed as of Least Concern in the IUCN Red List of Threatened Species. The Epaulet Skimmer is fairly resistant to habitat damage and is often common at man-made and degraded sites.

19-8-2019 RIO SERPIS VILLALONGA, VALENCIA - SMALL PINCERTAIL DRAGONFLY (Onychogomphus forcipatus)



Sunday, 18 August 2019

18-8-2019 LA LLACUNA, VALENCIA - IBERIAN GREEN FROG (Pelophylax perezi)


The Perez's frog (Pelophylax perezi), also known as Iberian waterfrog, Iberian green frog or Coruna frog, is a species of frog in the family Ranidae. It is native to southern France, Portugal, Spain, and has been introduced to the Canary and Balearic Islands, Madeira, the United Kingdom, and the Azores. In the Iberian Peninsula it is widespread and common.

Its natural habitats are temperate forests, temperate shrubland, Mediterranean-type shrubby vegetation, rivers, intermittent rivers, swamps, freshwater lakes, intermittent freshwater lakes, freshwater marshes, intermittent freshwater marshes, sandy shores, arable land, and urban areas. It is not considered threatened by the IUCN. A medium-sized, stout frog; snout-vent length is usually from 40 to 70 mm, but sometimes is longer than 10 cm (Docampo and Milagrosa-Vega 1988; González de la Vega 1988). The head is as long as wide, with prominent eyes located in dorsal position very close to each other. The tympanum is well marked, about 1/2 to 3/4 the eye diameter (Salvador and García-París 2001). Toes have well developed webbing. Skin is either smooth or slightly rough, with well-formed dorsolateral folds.

18-8-2019 LA LLACUNA, VALENCIA - EUROPEAN STONECHAT (Saxicola rubicola)




Saturday, 17 August 2019

17-8-2019 RIO SERPIS GANDIA, VALENCIA - SCARLET DARTER DRAGONFLY (FEMALE) (Crocothemis erythraea)


The scarlet dragonfly (Crocothemis erythraea) is a species of dragonfly in the family Libellulidae. Its common names include broad scarlet, common scarlet-darter, and scarlet darter.

The scarlet dragonfly is a common species in southern Europe and throughout Africa. It also occurs across western Asia as far as southern China. It is a very rare vagrant in Britain. Its first record in the country was at Hayle Kimbro Pool, The Lizard, Cornwall, on 7 August 1995. Since then there have been a few further records at scattered locations throughout Britain.

A wide range of both running and standing waters, except those that are shaded. Adults may be found some distance from water in habitats ranging from desert to open woodland; absent from dense forest.[
Description
Crocothemis erythraea can reach a length of 33–44 millimetres (1.3–1.7 in). These dragonflies haves a flattened and rather broad abdomen. The adult male scarlet dragonfly has a bright scarlet red, widened abdomen, with small amber patches at the bases of the hindwings. Also the veins on the leading edges of the wings are red. Females and immatures are yellow-brown and have a conspicuous pale stripe along the top of the thorax.

Friday, 16 August 2019

6-6-2019 MOREMI CAMP, BOTSWANA - GOLIATH HERON (Ardea goliath) COURTESY OF MRS VALERIE FISHER


The Goliath heron (Ardea goliath), also known as the giant heron, is a very large wading bird of the heron family, Ardeidae. It is found in sub-Saharan Africa, with smaller, declining numbers in Southwest and South Asia.

This is the world's largest living heron (the extinct Bennu heron was larger). The height of the goliath heron is 120–152 cm (3 ft 11 in – 5 ft 0 in), the wingspan is 185–230 cm (6 ft 1 in – 7 ft 7 in) and the weight is 4–5 kg (8.8–11.0 lb). The tarsus measures from 21.2 to 25.5 cm (8.3 to 10.0 in) and the wing chord averages around 60.7 cm (23.9 in) in length. The culmen measures from 18 to 20 cm (7.1 to 7.9 in), while the bill from the gape measures around 24 cm (9.4 in). In flight it has a slow and rather ponderous look and, unlike some other herons, its legs are not held horizontally. Male and female look similar, with an overall covering of slate gray and chestnut feathers. The head and its bushy crest, face, back and sides of the neck are chestnut. The chin, throat, foreneck and upper breast are white, with black streaks across the foreneck and upper breast. The lower breast and belly are buff with black streaks. The back and upper wings are slate-grey, with a chestnut shoulder patch at the bend of the wings when they're closed. The under-wing is pale chestnut. 


The upper mandible is black and the lores and orbital areas are yellow with a greenish tinge. The eyes are yellow while the legs and feet are black. Juveniles look similar to adults, but are paler. The only heron with somewhat similarly colored plumage, the widespread purple heron, is much smaller than the Goliath. Despite the shared plumage characteristics with the purple species, the closest extant relatives of the Goliath are considered to be the great-billed and the white-bellied herons of Southern Asia. Due to their large size, this species trio is sometimes referred to as the "giant herons"


The Goliath heron has a distinct deep bark, often described as kowoork, audible from a distances of up to 2 km. A disturbance call (arrk), sharper and higher, can also occasionally be heard. A huh-huh is given during the crouched stage, while a krooo may be heard with the neck extended. Organ-like duetting has been reported at nest sites but has not been confirmed.

The Goliath heron is very aquatic, even by heron standards, rarely venturing far from a water source and preferring to fly along waterways rather than move over land. Important habitats can include lakes, swamps, mangrove wetlands, reefs with few cool water, sometimes river deltas. It typically is found in shallows, though can be observed near deep water over dense water vegetation. Goliath herons can even be found in small watering holes. They have ranged in elevation from sea level to 2,100 m (6,900 ft). They tend to prefer pristine wetlands and generally avoid areas where human disturbances are a regular occurrence.

Thursday, 15 August 2019

14-8-2019 ALBUFERA, VALENCIA - WHISKERED TERN (Chlidonias niger)


The whiskered tern (Chlidonias hybrida) is a tern in the family Laridae. The genus name is from Ancient Greek khelidonios, "swallow-like", from khelidon, "swallow". The specific hybridus is Latin for hybrid; Peter Simon Pallas thought it might be a hybrid of white-winged black tern and common tern, writing "Sterna fissipes [Chlidonias leucopterus] et Hirundine [Sterna hirundo] natam".


The size, black cap, strong bill (29–34 mm in males, 25–27 mm and stubbier in females, with a pronounced gonys) and more positive flight recall common or Arctic tern, but the short, forked-looking tail and dark grey breeding plumage above and below are typically marsh tern characteristics. The summer adult has white cheeks and red legs and bill. The crown is flecked with white in the juvenile, and the hindcrown is more uniformly blackish, though in the winter adult this too is flecked with white. The black ear-coverts are joined to the black of the hindcrown, and the space above is mottled with white, causing the black to appear as a C-shaped band. The sides of the neck are white; this sometimes continues across the nape. The collar is less sharply defined.


 All through the year the rump is pale grey. In the juvenile, the mantle has a variegated pattern. The feathers of the back and scapulars are dark brown, with prominent broad buff edgings and often subterminal buff bars or centers. There is usually an admixture of new gray feathers, especially on the mantle, quite early in the fall. The mantle is silvery-gray in the adult. The call is a characteristic krekk.


In winter, the forehead becomes white and the body plumage a much paler grey. Juvenile whiskered terns have a ginger scaly back, and otherwise look much like winter adults. The first winter plumage is intermediate between juvenile and adult winter, with patchy ginger on the back.

The whiskered tern eats small fish, amphibians, insects and crustaceans.