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Sunday, 22 October 2017

22-10-2017 MONTE CORONA, VALENCIA - EUROPEAN MANTIS (MALE) (Mantis religiosa)


The European mantis (Mantis religiosa) is a large hemimetabolic insect in the family of the Mantidae ('mantids'), which is the largest family of the order Mantodea (mantises). Their common name praying mantis is derived from the distinctive posture of the first pair of legs that can be observed in animals in repose. It resembles a praying attitude. Both males and females have elongated bodies with two pairs of wings. The most striking features that all Mantodea share are a very mobile, triangular head with large compound eyes and their first pair of legs (the 'raptorial legs'), which is highly modified for the efficient capture and restraint of fast-moving or flying prey.

In Germany, M. religiosa is listed as Gefährdet on the German Red List on the basis of an assessment from 1998. It is not supposed to be caught or held as a pet. At a global level, it is assessed by the IUCN as least concern.


The great variation in the coloration of M. religiosa from different shades of yellow, brown, green, and sometimes black has been the cause of numerous hypotheses and studies for over 100 years. However, no generally accepted answer about reason, benefit, or mechanism of the coloration or the change of coloration has been found.

Di Cesnola observed in 1904 that green mantids were found on fresh green grass, whereas brown individuals seemed to prefer brown grass burned by the sun. When forced to change the location as to no longer match their coloration, almost all the ‘not matching’ animals were killed by predators such as birds. This indicates a camouflaging purpose of the coloration.

Przibram also observed in 1907 that a change in temperature can trigger a change in coloration: animals that hatched in a cold environment turned green after moulting when heat and sunlight were provided. Without the change in temperature and only a change in the color of the background, no change in coloration occurred. This finding contradicts with Di Cesnola, who claims to have observed the animals within the same time and location (and therefore the same temperature).

The sexual behavior of praying mantids in general is curious, so has received interest from scientists over the last century. The differences between the various species are well known.

In M. religiosa, courtship and mating are separated into two steps: Preliminary courtship begins with the first visual contact between the animals and ends with the first physical contact. Copulation begins with physical contact and ends when the spermatophore is deposited.


Only a few days after the final moult into adults, the animals begin to show interest in the opposite sex; this point is marked as the achievement of sexual maturity. Males have been observed to be most attracted to females during the middle of the day when the temperature is hottest. Theories are that the female pheromones are most volatile in the heat and that also the male, as a thermophilic insect, is most active.

Instead of just observing them, sexually mature males approach sexually mature females when they see them, but due to the physical superiority of the females, males of M. religiosa face certain challenges in doing so. When a female spots a male, she is very likely to attack and kill him (see also: Sexual cannibalism). Therefore, males can be observed to be very slow and cautious in their approach; after spotting a female, the male usually freezes and turns his head to look directly at her. Since the foveae in his eyes face directly forwards, he has the most accurate and detailed view of her and can watch every one of her moves. He then proceeds to approach her from behind. Males can be observed to stop as soon as the female turns her head or even moves. Mantids are very good at detecting moving structures, but are almost unable to see immobile objects. Using this ‘stop-and-go’ tactic, the male stalks closer to the female. This can often take several hours. Depending on the environment, males sometimes show a light ‘rocking’-behavior which is believed to imitate the leaves of surrounding plants to blend in with the background. Males doing this had no higher probability of being detected and attacked, which supports this hypothesis of concealment.

No mention of male or female courtship has been made in either the field or captivity. The male, in fact, does not win by display; he wins by the absence of display.Once the male is close enough to the female, he opens his wings a little to facilitate his jump on the female's back. As soon as he lands, he proceeds to hold on to her with his raptorial legs. His tibiae fit into a pair of grooves on either side of the female's mesothorax in front of her wing bases.When the male is in a secure position, copulation is initiated. The genitals, which are found on the end of the abdomen in both sexes, look quite different; the males possess a pair of asymmetrical claspers, while the females have an ovipositor. The ovipositor is rather short in comparison to other insects. It is covered in part by the edges of the last sternum. The abdomen of the male curves and twists in a 90° angle around the female's to insert the claspers between the ovipositor and the sternum. The abdomen of the male then contracts in a peristaltic manner. The animals can stay in this position for four to five hours before a spermatophore is deposited inside the female and the claspers are withdrawn. The male then lets go of the female to drop to the ground to get out of her reach for his own safety. After getting away about 50 cm, he stops and freezes for about four minutes before he leaves eventually. This behavior could be interpreted as necessary rest after the efforts of copulating in a safe distance from the female.

22-10-2017 MONTE CORONA, VALENCIA - WESTERN CONIFER SEED BUG (Leptoglossus occidentalis)


The western conifer seed bug (Leptoglossus occidentalis), sometimes abbreviated as WCSB, is a species of true bug (Hemiptera) in the family Coreidae. It is native to North America west of the Rocky Mountains (California to British Columbia, east to Idaho Minnesota and Nevada) but has in recent times expanded its range to eastern North America, to include Ontario, Québec, New Brunswick, Nova Scotia, Michigan, Maine, Pennsylvania, New York, Connecticut, Massachusetts, New Hampshire, Ohio, Indiana, and Wisconsin, and has become an accidental introduced species in parts of Europe and Argentina.


This species is a member of the insect family Coreidae, or leaf-footed bugs, which also includes the similar Leptoglossus phyllopus and Acanthocephala femorata, both known as the "Florida leaf-footed bug". Western conifer seed bugs are sometimes colloquially called stink bugs. While they do use a foul-smelling spray as a defense, they are not classified in the stink bug family Pentatomidae. In Chile, it has been confused with kissing bugs (Triatominae), causing unjustified alarm.

The average length is 16–20 millimetres (0.63–0.79 in) with males being smaller than females. They are able to fly, making a buzzing noise when airborne. Western conifer seed bugs are somewhat similar in appearance to the wheel bug Arilus cristatus and other Reduviidae (assassin bugs). These, being Cimicomorpha, are not very closely related to leaf-footed bugs as Heteroptera go; though both have a proboscis, but only the assassin bugs bite even if unprovoked, and L. occidentalis like its closest relatives can be most easily recognized by the expanded hindleg tibiae and by the alternating light and dark bands which run along the outer wing edges on the flaring sides of the abdomen.


Their primary defense is to emit an unpleasant-smelling alarm pheromone; however, if handled roughly they will stab with their proboscis, though they are hardly able to cause injury to humans as it is adapted only to suck plant sap and not, as in the assassin bugs, to inject venom.

In its native range, the western conifer seed bug feeds on the sap of developing conifer cones throughout its life, and its sap-sucking causes the developing seeds to wither and misdevelop. It is therefore considered a minor tree pest in North America, but becoming sometimes more harmful e.g. in conifer plantations. However, it is not monophagous and even adaptable enough to feed on angiosperms if it has to, though it seems to prefer resiniferous plants that are rich in terpenes. As these are produced by plants to deter herbivores, it might be that in evolving its ability to overcome these defenses, L. occidentalis actually became somewhat dependent on such compounds.[citation needed]

Its host plants in the native range include conifers such as Douglas-fir (Pseudotsuga menziesii), ponderosa pine (Pinus ponderosa), lodgepole pine (Pinus contorta), and white spruce (Picea glauca). Outside the native range, it is found on species such as eastern white pine (P. strobus) and red pine (P. resinosa) in eastern North America and Europe, and mountain pine (P. mugo), black pine (P. nigra), Scots pine (P. sylvestris) and pistachio (Pistacia vera) in Europe.

The eggs are laid in small groups on the needles or leaf stems of its host plants, and hatch in spring. The nymphs go through 5 instar stages before moulting into adults. In the United States, the species is univoltine, but in southern Europe, it completes two generations a year, and in tropical Mexico even three. In the northern parts of its range, these bugs start to move about widely by September or so to seek crevices for overwintering; they may become a nuisance in areas with extensive conifer woods, as they will sometimes enter houses in considerable numbers. They have the potential to become structural pests, as it has been found that they will sometimes pierce PEX tubing with their mouthparts, resulting in leakage.

22-10-2017 MONTE CORONA, VALENCIA - MEDITERRANEAN KATYDID (Phaneroptera nana)


Phaneroptera nana, common name southern sickle bush-cricket, is a species in the family Tettigoniidae and subfamily Phaneropterinae. It has become an invasive species in California where it may be called the Mediterranean katydid.

This bush cricket is native to mainland Europe, the Near East and North Africa. The Indo-Malayan species Phaneropera subcarinata, described by Bolívar, is morphologically similar to P. nana, and was classified under the P. nana name by Carl Brunner von Wattenwyl. As an invasive species, it has spread to the San Francisco Bay Area and may be widespread in the Los Angeles Basin, with records of its presence in California dating from at least 1952. In addition, it has been recorded in Portland, Oregon since 2015 and South America and hypothesized in the Annals of Carnegie Museum to have spread via shipping.

It mainly inhabits sunny and dry habitats, especially shrubs and low branches of trees.

22-10-2017 MONTE CORONA, VALENCIA - SMOOTH HARVESTER ANT ( Genus Messor)


Friday, 20 October 2017

20-10-2017 CAMI LES FONTS OLIVA, VALENCIA - LITTLE EGRET (Egretta garzetta)


The Little egret (Egretta garzetta) is small elegant heron in the family Ardeidae. As an aquatic bird, it feeds in shallow water and on land, consuming a variety of small creatures. At one time common in Western Europe, the Little heron 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.

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.


The Little Egret is a small white heron with attractive white plumes on crest, back and chest, black legs and bill and yellow feet. It first appeared in the UK in significant numbers in 1989 and first bred in Dorset in 1996. Its arrival followed naturally from a range expansion into western and northern France in previous decades. It is now at home on numerous south coast sites, both as a breeding species and as a winter visitor.

With its yellow feet, which are used to flush prey when feeding in shallow water, the Little Egret is a distinctive member of the heron family.

Little Egrets first bred in Britain in 1996 and since then have successfully colonised much of southern Britain and Ireland. Most of the breeding colonies have been established within existing Grey Heron colonies, the two species nesting alongside one another.

The winter distribution is also currently restricted to the southern half of Britain & Ireland, despite the fact that young birds are known to move some distance from their natal site. 

20-10-2017 MONTE CORONA, VALENCIA - OLD WORLD SWALLOWTAIL BUTTERFLY (Papilio machaon)


Papilio machaon, the Old World swallowtail, is a butterfly of the family Papilionidae. The butterfly is also known as the common yellow swallowtail or simply the swallowtail (a common name applied to all members of the family, but this species was the first to be given the name). It is the type species of the genus Papilio. This widespread species is found in much of the Palearctic (it is the only swallowtail in most of Europe) and in North America.

The imago typically has yellow wings with black vein markings, and a wingspan of 65–86 millimetres (2.6–3.4 in). The hindwings of both sexes have a pair of protruding tails which give the butterfly its common name from the resemblance to the birds of the same name. Just below each tail is one red and six blue eye spots.

In the caterpillar stage, P. machaon has a length of 45 millimetres (1.8 in). When young, the caterpillar resembles a bird dropping, giving it camouflage. The caterpillar also protects itself using a large orange fork which protrudes behind its head.


It can be distinguished from Papilio hospiton, which occurs sympatrically with it on Corsica and Sardinia, by the longer "tails" on the hindwings. It can be told apart from the Algerian species Papilio saharae only by counting the segments on the antennae.

This butterfly is present throughout the entire Palearctic region, ranging from Russia to China and Japan, (including the Himalayas and Taiwan), and across into Alaska, Canada, and the United States, and thus, is not restricted to the Old World, despite the common name. In Asia, it is reported as far south as Saudi Arabia, Oman, the high mountains of Yemen, Lebanon, Iran and Israel. In southern Asia, it occurs in Pakistan and Kashmir, northern India (Sikkim, to Assam, and Arunachal Pradesh), Nepal, Bhutan, and northern Myanmar.


This butterfly is widespread in Europe. In the United Kingdom, it is limited to a few areas in the Norfolk Broads of East Anglia. It is the UK's largest resident butterfly. The monarch (Danaus plexippus) is slightly larger, but is only a rare vagrant.

As P. machaon is widespread throughout Eurasia and often common, it is not threatened as a species. It is listed as "vulnerable" in the South Korean and Austrian Red Data Books, and in the Red Data Book of the former Soviet Union. In Armenia the species demonstrates stable population trend and is assessed as Least Concern.

In some countries, P. machaon and its subspecies are protected by law. Papilio machaon machaon is protected by law in six provinces of Austria, Czech Republic, Slovakia, Hungary, Romania, and Moldova. The species is protected in the United Kingdom, and subspecies verityi is protected in India.

The butterfly has a strong and fast flight, but frequently pauses to hover over flowering herbs and sip nectar. It frequents alpine meadows and hillsides, and males are fond of 'hilltopping', congregating near summits to compete for passing females. At lower elevations, it can be seen visiting gardens.


Unlike other swallowtails which specialise on Rutaceae, this species mostly feeds on plants of family Umbelliferae, females laying eggs singly. Milk parsley (also known as marsh hog's fennel) is normally the only food plant used by the caterpillars of the British subspecies. The food plants of the swallowtail in Europe, Asia, and North America are more varied than in the UK. It uses a wide variety of umbellifers including wild carrot (Daucus carota), wild angelica (Angelica sylvestris), fennel (Foeniculum vulgare), and hogweeds (Heracleum). In the Maltese Islands, the caterpillar feeds on plants such as rue (Ruta chalepensis) in addition to Umbelliferae such as fennel.

In Kashmir, the common yellow swallowtail, as Papilio machaon is called there, inhabits alpine meadows in the Himalayas occurring from 2,000 feet (610 m) in Kashmir valley to 16,000 ft (4,900 m) in the Garhwal Himalayas. In India, in Himachal Pradesh, it is found over 4,000 ft (1,200 m) only and in Sikkim over 8,000 ft (2,400 m) only.

At lower elevations, these butterflies fly from March to September; at higher elevations, they are limited by the short summer seasons.

The British subspecies P. m. brittanicus is less mobile than its European continental counterpart and stays within, or close by, its fenland habitat.

Wednesday, 18 October 2017

17-10-2017 ALPERA, ALICANTE - RED LEGGED PARTRIDGE (Alectoris rufa)


The red-legged partridge, Alectoris rufa, is a plump gamebird belonging to the pheasant family, Phasianidae. It is colloquially known as the French partridge, setting it apart from the English or grey partridge. Exhibiting a light brown back, grey breast, and buff belly, this bird is easily recognized by its white face with a striking black gorget. The flanks are adorned with rufous streaks, and it stands on characteristically red legs. When startled, it may choose to run, but it can also take to the air with rounded wings for short distances.

Adults display a sandy-brown upper body, a pinkish-buff belly, and a pale grey breast. A black gorget with bold rufous and black flank bars, a cream throat, pink legs, and a red bill and eye ring are distinctive features. The eye is encircled by a bright red ring, adding to its striking appearance.

The red-legged partridge favors dry lowlands for breeding, such as farmland and open stony areas. It nests on the ground and can be found cohabiting with wild rabbits.

Originally from southwestern Europe, including France, Iberia, and northwest Italy, the red-legged partridge has been introduced and naturalized in parts of England and Wales. It forms flocks outside the breeding season and is a non-migratory terrestrial species.

This bird is known for its preference to run rather than fly when disturbed. However, it is capable of short flights if necessary. It is a sociable species, forming flocks when not breeding.

17-10-2017 ALPERA, ALICANTE - MISTLE THRUSH (Turdus viscivorus)


The The Mistle thrush (Turdus viscivorus) is a bird common to much of Europe, temperate Asia, and North Africa. Males of this species have a loud, far-carrying song that is delivered even in wet and windy weather, earning the bird the old name of stormcock.

The Mistle thrush has pale grey-brown upper parts, the chin and throat are greyish-white, and the yellowish-buff breast and off-white belly are marked with round black spots. The long tail has white tips on the outer feathers, and the underwing coverts are white. The eyes are dark brown and the bill is blackish with a yellowish base to the lower mandible. The legs and feet are yellowish-brown. There are no plumage differences between the male and the female. Juveniles are similar to adults, but they have paler upper parts with creamy centers to many of the feathers and smaller spots on the yellowish underparts. By their first winter, they are very similar to adults, but the underparts are usually more buff-toned.Mistle thrush (Turdus viscivorus) is a bird common to much of Europe, temperate Asia, and North Africa. Males of this species have a loud, far-carrying song that is delivered even in wet and windy weather, earning the bird the old name of stormcock.

The Mistle thrush has pale grey-brown upper parts, the chin and throat are greyish-white, and the yellowish-buff breast and off-white belly are marked with round black spots. The long tail has white tips on the outer feathers, and the underwing coverts are white. The eyes are dark brown and the bill is blackish with a yellowish base to the lower mandible. The legs and feet are yellowish-brown. There are no plumage differences between the male and the female. Juveniles are similar to adults, but they have paler upper parts with creamy centers to many of the feathers and smaller spots on the yellowish underparts. By their first winter, they are very similar to adults, but the underparts are usually more buff-toned.

Monday, 16 October 2017

16-10-2017 TORMOS, ALICANTE - COMMON BLUE BUTTERFLY (Polyommatus icarus)


Polyommatus icarus has a wingspan of 28–36 millimetres (1.1–1.4 in). The dorsal side of the wings is an iridescent lilac blue, bright violet-blue, or almost hyacinth-blue with a thin black border. Females' wings are brown or black-brown with a row of red reddish yellow spots along the edges of the wings (marginal spots) and usually some blue at the base. The extent of blue and brown is extremely variable depending on location. The top of the wings in the female may be mostly blue, especially in Ireland and Scotland, but it always has red spots. The ventral side has a greyish or dust-grey base colour in the males and a more brownish hue in the females. Both sexes have a row of red or orange spots along the edge of the hindwing and extending onto the forewing, though they are generally fainter there, particularly in the males, where they are sometimes missing altogether. There are about a dozen black-centered white spots (ocelli) on the hindwing and nine on the forewing. These usually include one in the middle of the forewing cell, absent in Chapman's and Escher's blues. The fringes on the outer edge of the wings are uniform white, not crossed with black lines as in the chalkhill and Adonis blues (that is, the common blue lacks checkering).



These butterflies inhabit flowery or grassy places, warm and cool, open or wooded areas and at all altitudes up to high alpine meadows at an elevation of 0–2,700 m (0–9,000 ft) above sea level. It mostly resides on chalk or limestone grassland, but also in smaller numbers in woodland clearings, meadows, heathlands, sand dunes, along railway embankments, and under cliffs.

Previously, P. icarus was a very common species that occupied Europe and Asia, and was one of the most widely distributed butterflies in Britain. It is known to be tolerant of many habitats, including a wide range of grasslands. There has been an estimated 74% loss of the butterfly population since 1901. This could be due to the fact that 46% of the total land area covered by the butterfly's preferred host plant, Lotus corniculatus, has also been lost since 1901. This host plant is a favored plant for two reasons: it provides adult nutrition, as well as food for the larva after it hatches.


As a caterpillar, the common blue eats leaves. As an adult butterfly, it feeds on wildflower nectar and excrement. The adult lives 3 weeks.

Males are often very obvious as they defend territories against rivals and seek out the more reclusive females. In the south of Britain there are two broods a year, flying in May and June and again in August and September. Northern England has one brood, flying between June and September. In a year with a long warm season, there is sometimes a partial third brood in the south flying into October.


The egg stage lasts for around eight days. The eggs are white and shaped like flattened spheres. The eggs are very small, about 0.60 millimetres (1⁄32 in). The ground color of the egg sac is pale-greenish grey, with the actual arrangement being white. Eggs are laid singly on young shoots of the food plant.

The larvae emerge around a week or two after eggs are laid. The larvae of P. icarus feed on the underside of leaves, causing blotching. Hibernation occurs as a half-grown larvae. They are attractive to ants of genera Myrmica, Lasius, Formica, Plagiolepiss, but not as much as some other species of blues. The chrysalis is olive green/brown and formed on the ground, where it is attended by ants of genera Myrmica, Lasius, Formica, Plagiolepiss,  which will often take it into their nests. The larva creates a substance called honeydew, which the ants eat while the butterfly lives in the ant hill. The relationship between these ants and blue common larvae is described to be facultatively mutualistic.

16-10-2017 TORMOS, ALICANTE - SPECKLED WOOD BUTTERFLY (Pararge aegeria)


The speckled wood (Pararge aegeria) is a butterfly found in and on the borders of woodland areas throughout much of the Palearctic realm. The species is subdivided into multiple subspecies, including Pararge aegeria aegeria, Pararge aegeria tircis, Pararge aegeria oblita, and Pararge aegeria insula. The color of this butterfly varies between subspecies. The existence of these subspecies is due to variation in morphology down a gradient corresponding to a geographic cline. The background of the wings ranges from brown to orange, and the spots are either pale yellow, white, cream, or a tawny orange. The speckled wood feeds on a variety of grass species. The males of this species exhibit two types of mate locating behaviors: territorial defense and patrolling. The proportion of males exhibiting these two strategies changes based on ecological conditions. The monandrous female must choose which type of male can help her reproduce successfully. Her decision is heavily influenced by environmental conditions.

The average wingspan of both males and females is 5.1 cm (2 in), although males tend to be slightly smaller than females. Furthermore, males possess a row of grayish-brown scent scales on their forewings that is absent in the females. Females have brighter and more distinct markings than males. The subspecies P. a. tircis is brown with pale yellow or cream spots and darker upperwing eyespots. The subspecies P. a. aegeria has a more orange background and the hindwing underside eyespots are reddish brown rather than black or dark gray. The two forms gradually intergrade into each other. Subspecies P. a. oblita is a darker brown, often approaching black with white rather than cream spots. The underside of its hindwings has a marginal pale purple band and a row of conspicuous white spots. The spots of subspecies P. a. insula are a tawny orange rather than a cream color. The underside of the forewings has patches of pale orange, and the underside of the hindwing has a purple-tinged band. Although there is considerable variation with each subspecies, identification of the different subspecies is manageable.

Sunday, 15 October 2017

15-10-2017 DEVESA, VALENCIA - TREE PIPIT (Anthus trivialis)


The tree pipit (Anthus trivialis ) is a small passerine bird which breeds across most of Europe and the Palearctic as far East as the East Siberian Mountains. It is a long-distance migrant moving in winter to Africa and southern Asia. The scientific name is from Latin. Anthus is the name for a small bird of grasslands, and the specific trivialis means "common", from trivium, "public street".

This is a small pipit, which resembles meadow pipit. It is an undistinguished-looking species, streaked brown above and with black markings on a white belly and buff breast below. It can be distinguished from the slightly smaller meadow pipit by its heavier bill and greater contrast between its buff breast and white belly. Tree pipits more readily perch in trees.

The call is a strong spek, unlike the weak call of its relative. The song flight is unmistakable. The bird rises a short distance up from a tree, and then parachutes down on stiff wings, the song becoming more drawn out towards the end.

The breeding habitat is open woodland and scrub. The nest is on the ground, with 4–8 eggs being laid. This species is insectivorous, like its relatives, but will also take seeds. 

15-10-2017 MONTE CORONA, VALENCIA - HOUSE FLY (Phaonia trimaculata)


A medium-sized (body length 5-7.5 mm), strongly patterned Phaonia with three dark patches on the scutellum, which typically has an orange tip. and conspicuously clouded wing croos-veins. The thoracic dorsum has four bold dark stripes plus smaller dark patches over the prealar and supra-alar bristles. There is also a dark median stripe in front of the scutellum which is confluent with a dark mark at the base of the scutellum. There are four pairs of postsutural dorsocentrals and 2 pairs of long presutural acrostichals. The notopleurn has some hairs in additon ot the two strong bristles and the prealars are longer than the posterior notopleurals. The scutellum has two black lateral patches and a dark basal patch, and the tip is usually orange. The legs are dark except for orange hind and mid tibiae and all femoral tips. The hind tibiae have a single strong posterodorsal (in the apical third) and the front tibiae usually have a posterior brislte. The antennae are entirely blackish with a long-plumose arista and the palps are black too. The male eyes are densely hairy and very narrowly separated above, with the narrow white orbits touching. The female eyes are also obviously hairy and the frons is somewhat greater than one-third the head width.

In form 'servaeformis', the tibiae are dark and the scutellum lacks an orange tip. These can resemble P. laeta but have bolder markings on the scutellum, more conspicuous eye hairs, hairs on the notopleuri, and and in females, a greyer interfrontalia.

15-10-2017 MONTE CORONA, VALENCIA - MEDITERRANEAN KATYDID (Phaneroptera nana)


Phaneroptera nana, common name southern sickle bush-cricket, is a species in the family Tettigoniidae and subfamily Phaneropterinae. It has become an invasive species in California where it may be called the Mediterranean katydid.

This bush cricket is native to mainland Europe, the Near East and North Africa. The Indo-Malayan species Phaneropera subcarinata, described by Bolívar, is morphologically similar to P. nana, and was classified under the P. nana name by Carl Brunner von Wattenwyl. As an invasive species, it has spread to the San Francisco Bay Area and may be widespread in the Los Angeles Basin, with records of its presence in California dating from at least 1952. In addition, it has been recorded in Portland, Oregon since 2015 and South America and hypothesized in the Annals of Carnegie Museum to have spread via shipping.

It mainly inhabits sunny and dry habitats, especially shrubs and low branches of trees.

The adult males grow up to 13–15 millimetres (0.51–0.59 in) long, while females can reach 15–18 millimetres (0.59–0.71 in) of length. In both sexes, the basic coloration of the body is light green, with many small black spots. The eyes are bright orange. In some individuals, there may be a brown dorsal stripe where the forewings (tegmina) meet, though the stripe does not extend onto the pronotum.[11] The hindwings are longer than the tegmina, with the tegmina approximately three-fourths of the length of the hindwings. In some specimens, the tegmina reach the apex of the posterior femurs.[13] In adult males, the cerci are prominent and curved, while in adult females, the ovipositor is about 5 millimetres (0.20 in) long and has the shape of a sickle.


P. nana and P. falcata are similar in appearance and may be confused for each other in parts of Europe, and elsewhere where the ranges of the two species overlap. These two species may be distinguished by the appearance of the male subgenital plate and the protonum. In P. nana, the male subgenital plate tapers near the end of the body, while in P. falcata, it diverges into two lobes. The protonum of P. nana is narrower than it is tall, while in P. falcata, the protonum is roughly the same width and length, if not longer than tall.

The Mediterranean katydid (Phaneroptera nana) female sings in response to the male, prompting the male to move towards the female. This is unique to the species, because in other species of katydids, it is usually the female moving towards the male in response to hearing their chirps. However, because the females stay static while the males move to locate them, the females are at less risk of encountering threats and predators. However, the males will not decide to interact with a female unless they elicit a response within 60 milliseconds, ensuring that the female is close enough to them.

The females are selective of the males they respond to, and generally they prefer longer chirps. At least two chirps from the males are needed for the female to entertain the males and reply to them. However, more chirps than that from the males do not make the females more likely to duet with the males.

The female Mediterranean katydids lay their eggs in the lamina of plants. The female does this by bending her abdomen and chewing on the lamina to create an opening. The eggs she lays around 3mm in size on average. Those eggs usually hatch in summertime but that can vary.[17] The timing means that P. nana is usually easily encountered through the summer and fall seasons.

P. nana is known to cause damage in pear orchards, feeding on pears that have not ripened. In addition, it has been recorded to consume the pupae of L. botrana.

13-10-2017 MONTE CORONA, VALENCIA - AGAVE SNOUT WEEVIL (Scyphophorus acupunctatus)


Scyphophorus acupunctatus, the sisal weevil or agave weevil, is a species of polyphaga beetle of the family of the Curculionidae. Sisal weevil larvae, known as picudo del agave or "nixtamal worms", are a traditional food in parts of Mexico. Global plant trade represents one of the main pathways of introduction for invertebrates, including insects, throughout the world. Non-native insects include some of the most important pests affecting cultivated and ornamental plants worldwide. Defining the origins and updating the distribution of non-native invasive species is pivotal to develop effective strategies to limit their spread. 


The agave weevil, Scyphophorus acupunctatus (Coleoptera, Dryophthoridae), is a curculionid beetle native to Central and North America, although it also occurs in Eurasia, Africa, Oceania and South America as a non-native species. Despite being widespread, the extent of occurrence and origins of European populations of the agave weevil have been overlooked. In the present study, the current and potential worldwide distribution of S. acupunctatus was assessed and an analysis of its genetic diversity in the native and non-native ranges was performed. By analysing occurrences from local phytosanitary bulletins and citizen-science platforms, the agave weevil was confirmed to be widely distributed and to occur on all continents, except Antarctica. Additionally, there is potential for expansion throughout the world, as estimated by species distribution models. 

13-10-2017 MONTE CORONA, VALENCIA - CONTINENTAL STRIPED SHIELD BUG (Graphosoma italicum ssp italicum)


Graphosoma italicum is a species of shield bug in the family Pentatomidae. It is also known as the striped bug (or Italian striped bug) and minstrel bug.

G. italicum can reach a length of 8–12 mm (0.31–0.47 in). The body is almost round, with a large shield. The basic color of the upperside of the body is red, with wide black longitudinal stripes. The pronotum has six black bands. The antennae are black. Also the sides of the abdominal segments (connexivum) are red with many small black spots. The legs are mostly black, which distinguishes it from its relative, G. lineatum.


Graphosoma italicum had been regarded as either a subspecies, or a synonym, of G. lineatum for over 100 years, so nearly all of the existing literature prior to 2007 referred to this species under the name lineatum. The validity of G. italicum was reestablished via DNA analysis, which demonstrated that the sister species to G. italicum is G. rubrolineatum, while G. lineatum is more closely related to G. semipunctatum.[1][2][3]

Subspecies
G. i. italicum (Müller, 1766) - nominate subspecies
G. i. sardiniensis Lupoli, 2017[3] - with reddish legs, similar to G. lineatum, and endemic to Sardinia.
Similar species
Graphosoma lineatum (Linnaeus, 1758) - The legs are orange. The distribution is restricted to Northern Africa and Sicily.
Graphosoma semipunctatum (Fabricius, 1775) - The legs are orange, the red and black bands are interrupted on the pronotum, where they form black points. The distribution is restricted to the Mediterranean region.
Graphosoma melanoxanthum Horvath, 1903 - Dark connexivi with small red points, it is distributed in South Russia, Turkey, and Iran.


G. italicum is distributed across the Western Palearctic and occurs in the entire Mediterranean area, with the northern limit of distribution fluctuating strongly. In recent decades, the northern border in western and central Europe has expanded strongly to the north, so that the species now occurs as far as the North Sea and Baltic Sea (Jutland and southern Finland). In Germany, the type occurs everywhere with exception of the northwest and is not rare regionally. In Austria, it is widespread, but only locally frequent. The insects populate open to half-shady areas in dry to more humid habitats. The subspecies G. i. sardiniensis occurs only in Sardinia.

G. italicum is an insect of warm and sunny areas. It prefers warm slopes and meadows located on south-facing slopes. The orange and black warning colours (aposematism) indicate that the insects are foul-tasting, protecting them from predators. The nymphs do not have the orange-black stripe pattern, instead they are mostly brownish. These shield bugs are frequently found on the umbels of Apiaceae (Daucus, Heracleum, Anthriscus, Foeniculum, etc.), plants which themselves are chemically-protected.

13-10-2017 MONTE CORONA, VALENCIA - WESTERN CONIFER SEED BUG (Leptoglossus occidentalis)


The western conifer seed bug (Leptoglossus occidentalis), sometimes abbreviated as WCSB, is a species of true bug (Hemiptera) in the family Coreidae. It is native to North America west of the Rocky Mountains (California to British Columbia, east to Idaho Minnesota and Nevada) but has in recent times expanded its range to eastern North America, to include Ontario, Québec, New Brunswick, Nova Scotia, Michigan, Maine, Pennsylvania, New York, Connecticut, Massachusetts, New Hampshire, Ohio, Indiana, and Wisconsin, and has become an accidental introduced species in parts of Europe and Argentina.

This species is a member of the insect family Coreidae, or leaf-footed bugs, which also includes the similar Leptoglossus phyllopus and Acanthocephala femorata, both known as the "Florida leaf-footed bug". Western conifer seed bugs are sometimes colloquially called stink bugs. While they do use a foul-smelling spray as a defense, they are not classified in the stink bug family Pentatomidae. In Chile, it has been confused with kissing bugs (Triatominae), causing unjustified alarm.


The average length is 16–20 millimetres (0.63–0.79 in) with males being smaller than females. They are able to fly, making a buzzing noise when airborne. Western conifer seed bugs are somewhat similar in appearance to the wheel bug Arilus cristatus and other Reduviidae (assassin bugs). These, being Cimicomorpha, are not very closely related to leaf-footed bugs as Heteroptera go; though both have a proboscis, but only the assassin bugs bite even if unprovoked, and L. occidentalis like its closest relatives can be most easily recognized by the expanded hindleg tibiae and by the alternating light and dark bands which run along the outer wing edges on the flaring sides of the abdomen.

Their primary defense is to emit an unpleasant-smelling alarm pheromone; however, if handled roughly they will stab with their proboscis, though they are hardly able to cause injury to humans as it is adapted only to suck plant sap and not, as in the assassin bugs, to inject venom.


In its native range, the western conifer seed bug feeds on the sap of developing conifer cones throughout its life, and its sap-sucking causes the developing seeds to wither and misdevelop. It is therefore considered a minor tree pest in North America, but becoming sometimes more harmful e.g. in conifer plantations. However, it is not monophagous and even adaptable enough to feed on angiosperms if it has to, though it seems to prefer resiniferous plants that are rich in terpenes. As these are produced by plants to deter herbivores, it might be that in evolving its ability to overcome these defenses, L. occidentalis actually became somewhat dependent on such compounds.

Its host plants in the native range include conifers such as Douglas-fir (Pseudotsuga menziesii), ponderosa pine (Pinus ponderosa), lodgepole pine (Pinus contorta), and white spruce (Picea glauca). Outside the native range, it is found on species such as eastern white pine (P. strobus) and red pine (P. resinosa) in eastern North America and Europe, and mountain pine (P. mugo), black pine (P. nigra), Scots pine (P. sylvestris) and pistachio (Pistacia vera) in Europe.

Saturday, 14 October 2017

14-10-2017 MONTE CORONA, VALENCIA - EUROPEAN MANTIS (FEMALE) (Mantis religiosa)


The European mantis (Mantis religiosa) is a large hemimetabolic insect in the family of the Mantidae ('mantids'), which is the largest family of the order Mantodea (mantises). Their common name praying mantis is derived from the distinctive posture of the first pair of legs that can be observed in animals in repose. It resembles a praying attitude. Both males and females have elongated bodies with two pairs of wings. The most striking features that all Mantodea share are a very mobile, triangular head with large compound eyes and their first pair of legs (the 'raptorial legs'), which is highly modified for the efficient capture and restraint of fast-moving or flying prey.

In Germany, M. religiosa is listed as Gefährdet on the German Red List on the basis of an assessment from 1998. It is not supposed to be caught or held as a pet. At a global level, it is assessed by the IUCN as least concern.

The great variation in the coloration of M. religiosa from different shades of yellow, brown, green, and sometimes black has been the cause of numerous hypotheses and studies for over 100 years. However, no generally accepted answer about reason, benefit, or mechanism of the coloration or the change of coloration has been found.


Di Cesnola observed in 1904 that green mantids were found on fresh green grass, whereas brown individuals seemed to prefer brown grass burned by the sun. When forced to change the location as to no longer match their coloration, almost all the ‘not matching’ animals were killed by predators such as birds. This indicates a camouflaging purpose of the coloration.

Przibram also observed in 1907 that a change in temperature can trigger a change in coloration: animals that hatched in a cold environment turned green after moulting when heat and sunlight were provided. Without the change in temperature and only a change in the color of the background, no change in coloration occurred. This finding contradicts with Di Cesnola, who claims to have observed the animals within the same time and location (and therefore the same temperature).

M. religiosa can be found throughout Europe, Asia, and Africa, as well as North America, where it is considered introduced. Two confirmed stable populations are in Germany: one in Rhineland-Palatinate and one in Baden-Württemberg. In the last years, more reports have been made of the distribution of the animals in Northern Europe (Latvia, Estonia), as well.

Despite being an introduced species, it is the official state insect of Connecticut.

13-10-2017 MONTE CORONA, VALENCIA - EMERALD MOTH (Phaiogramma etruscaria)


Phaiogramma etruscaria is a species of moth of the family Geometridae.

It is found from the Mediterranean Sea area of Europe to central Asia. Records include Russia, Italy, France, the Crimea, Turkmenistan, Kyrgyzstan and Kazakhstan.

This species inhabits warm scrubs and xerophilous hillsides.


Phaiogramma etruscaria has a wingspan reaching 17.7-19.3 mm in males, 20-23.3 mm in the females. Wings are light green, with clearly visible white antemedial lines and small marbled striations. Hind tibia bear only terminal spurs in males, two pairs of spurs in females. Antennae are ciliate in males, while in females they are filiform. Adults are on wing from May to June. There is one generation per year. The pupae overwinter.

The larvae are polyphagous and feed on various Apiaceae (Anethum graveolens, Bupleurum, Foeniculum vulgare, Daucus, Ferula, Peucedanum) and on Thapsus, Lotus, Clematis and Rosmarinus.

It is found from the Mediterranean Sea area of Europe to central Asia. Records include Russia, Italy, France, the Crimea, Turkmenistan, Kyrgyzstan and Kazakhstan.

This species inhabits warm scrubs and xerophilous hillsides.

14-10-2017 RIO SERPIS GANDIA, VALENCIA - EURASIAN REED WARBLER (Acrocephalus scirpaceus)


The Eurasian reed warbler, or just reed warbler (Acrocephalus scirpaceus ), is an Old World warbler in the genus Acrocephalus. It breeds across Europe into the temperate western Palaearctic. It is migratory, wintering in sub-Saharan Africa.

This is a medium-sized warbler, 13 cm (5.1 in) in length with a wing-span of 17–21 cm (6.7–8.3 in). The adult has an unstreaked brown back and buff underparts. The forehead is flattened, and the bill is strong and pointed. The sexes are identical, as with most warblers, but young birds are richer buff below. The Eurasian reed warbler looks similar to the great reed warbler, but the great reed warbler is larger in size and has a stronger supercilium.

The song is a slow, chattering jit-jit-jit with typically acrocephaline whistles and mimicry added.


This small passerine bird is a species found almost exclusively in reed beds, usually with some bushes.

Like most warblers, it is insectivorous, but will occasionally take plant material such as berries.

The Eurasian reed warbler is one of the species that are brood parasitised by the common cuckoo.


The males return to the breeding grounds two or three weeks before the females. The species is usually monogamous. The first eggs are laid at the end of April. The nest is usually placed in vegetation over water, especially in reeds of the genus Phragmites. The deep cylindrical cup nest is sited on average 65 cm (26 in) (range is 20 and 140 cm (7.9 and 55.1 in)) above the surface of the water and is built entirely by the female. She takes four days to build the initial cup of grass, reed stems and leaves, and another three days to complete the lining of finer material including hair. The clutch contains between three and five eggs that are laid daily. The eggs are very pale green with speckles and blotches of olive green or grey. On average they measure 18.4 mm × 13.6 mm (0.72 in × 0.54 in) and weigh 1.75 g (0.062 oz). They are incubation by both parents begins after the penultimate egg is laid. Only the female incubates at night. The eggs hatch after 9–12 days. The nestlings are fed and cared for by both parents. They fledge after 10–12 day but continue to be fed by their parents for another 10–14 days. Up to one third of pairs raise a second brood.