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Friday, 25 July 2025

25-7-2025 DUNMORE EAST, IRELAND - GARDEN NASTURTIUM (Tropaeolum majus)


Tropaeolum majus, the garden nasturtium, nasturtium, Indian cress or monk's cress, is a species of flowering plant in the family Tropaeolaceae. An annual or a short-lived perennial with disc-shaped leaves and brilliant yellow, orange or red flowers, it is of cultivated, probably hybrid origin. It is not closely related to the genus Nasturtium (which includes watercress).

It is a fast-growing plant, either annual or perennial, with trailing stems growing to 0.9–1.8 m (3–6 ft). The leaves are large, nearly circular, 3 to 15 cm (1 to 6 in) in diameter, green to glaucous green above, paler below; they are peltate, with the 5–30-cm-long petiole near the middle of the leaf, with several veins radiating to the smoothly rounded or slightly lobed margin.

The flowers are 2.5–6 cm in diameter, mildly scented, with five petals, eight stamens, and a 2.5–3 cm long nectar spur at the rear; they vary from yellow to orange to red, frilled and often darker at the base of the petals. The fruit is 2 cm broad, three-segmented, each segment with a single large seed 1–1.5 cm long.

24-7-2025 COBH, IRELAND - EUROPEAN HERRING GULL (Larus marinus)


 The European herring gull (Larus argentatus) is a large gull, up to 66 cm (26 in) long. It breeds throughout the northern and western coasts of Europe. Some European herring gulls, especially those resident in colder areas, migrate further south in winter, but many are permanent residents, such as in Ireland, Britain, Iceland, or on the North Sea shores. They have a varied diet, including fish, crustaceans, as well as some plants, and are also scavengers, consuming carrion and food left by or stolen from humans.

The male European herring gull is 60–67 cm (24–26 in) long and weighs 1,050–1,525 g (2.315–3.362 lb), while the female is 55–62 cm (22–24 in) and weighs 710–1,100 g (1.57–2.43 lb). The wingspan can range from 125 to 155 cm (49 to 61 in).  Among standard measurements, the wing chord is 38 to 48 cm (15 to 19 in), the bill is 4.4 to 6.5 cm (1.7 to 2.6 in) and the tarsus is 5.3 to 7.5 cm (2.1 to 3.0 in).[8] Adults in breeding plumage have a light grey back and upper wings and white head and underparts. The wingtips are black with white spots known as "mirrors". The bill is yellow with a red spot and a ring of bare yellow skin is seen around the pale eye. The legs are normally pink at all ages, but can be yellowish, particularly in the Baltic population, which was formerly regarded as a separate subspecies "L. a. omissus". Non-breeding adults have brown streaks on their heads and necks. Male and female plumage are identical at all stages of development, but adult males are often larger.

Juvenile and first-winter birds are mainly brown with darker streaks and have a dark bill and eyes. Second-winter birds have a whiter head and underparts with less streaking and the back is grey. Third-winter individuals are similar to adults, but retain some of the features of immature birds such as brown feathers in the wings and dark markings on the bill. The European herring gull attains adult plumage and reaches sexual maturity at an average age of four years.

24-7-2025 FOTA WILDLIFE PARK COBH, IRELAND - HUMBOLDT PENGUIN (Spheniscus humboldti)


The Humboldt penguin (Spheniscus humboldti) is a medium-sized penguin. It resides in South America, along the Pacific coast of Peru and Chile. Its nearest relatives are the African penguin, the Magellanic penguin and the Galápagos penguin. The Humboldt penguin and the cold water current it swims in both are named after the explorer Alexander von Humboldt. The species is listed as vulnerable by the IUCN with no population recovery plan in place. The current wild population is composed of roughly 23,800 mature individuals and is declining. It is a migrant species.

Humboldt penguins nest on islands and rocky coasts, burrowing holes in guano and sometimes using scrapes or caves. In South America the Humboldt penguin is found only along the Pacific coast, and the range of the Humboldt penguin overlaps that of the Magellanic penguin on the central Chilean coast. It is vagrant in Ecuador and Colombia. The Humboldt penguin has been known to live in mixed species colonies with the Magellanic penguin in at least two different locations at the south of Chile.

The Humboldt penguin has become a focus of ecotourism over the last decades.

24-7-2025 FOTA WILDLIFE PARK COBH, IRELAND - LITTLE GREBE (Tachybaptus ruficollis)


The Little Grebe, or Tachybaptus ruficollis, known colloquially as the dabchick, is the smallest European member of the grebe family. This diminutive water bird measures a mere 23 to 29 centimeters in length and is a common sight in open bodies of water across its range.

In the summer, the adult Little Grebe is a sight to behold with its dark upper parts and a striking rufous coloration on the neck, cheeks, and flanks, complemented by a bright yellow gape. Outside of the breeding season, the plumage turns to a more subdued brownish-grey. Juveniles can be identified by their yellow bills tipped with black and streaked cheeks. In winter, the species is recognizable by its buff plumage, darker back and cap, and distinctive rear end.


The Little Grebe favors heavily vegetated areas of freshwater lakes for breeding. It is adept at using this dense vegetation as a cover.

This bird has a broad range, breeding across Europe, much of Asia down to New Guinea, and most of Africa. In winter, many individuals move to open or coastal waters, and it becomes migratory in regions where waters freeze.

Thursday, 24 July 2025

24-7-2025 FOTA WILDLIFE PARK COBH, IRELAND - CENTRAL FIJIAN BANDED IGUANA (Brachylophus bulabula)


Brachylophus bulabula, commonly known as the Central Fijian banded iguana is a species of iguanid lizard endemic to some of the larger central and northwestern islands of Fiji (Ovalau, Kadavu and Viti Levu), where it occurs in Fijian wet forest. It was described by a team led by a scientist from the Australian National University in 2008. It is one of the few species of iguana found outside of the New World and one of the most geographically isolated members of the family Iguanidae. Initially also reported from Gau Island, in 2017 this population was described as a separate species, B. gau. They can grow up to 2 feet long and have an average lifespan of 10-15 years. However, there have been some captive Fiji banded iguanas that have lived as long as 25 years. Fijian banded iguana typically are found in tropical wet islands that are typically 650-1700 feet above sea level. They also like to bask in temperatures ranging from 75–95 °F (24–35 °C). The areas that are most suitable for Fiji banded iguanas are Viti Levu, Vanua Levu, Ovalau, Viwa, and Kadavu. Males are typically are green with blue stripes and the females are green with white stripes.

24-7-2025 FOTA WILDLIFE PARK COBH, IRELAND - INDIAN RHINOCEROS (Rhinoceros unicornis)


The Indian rhinoceros (Rhinoceros unicornis), also known as the greater one-horned rhinoceros, great Indian rhinoceros or Indian rhino, is a species of rhinoceros found in the Indian subcontinent. It is the second largest living rhinoceros species, with adult males weighing 2.07–2.2 t (2.04–2.17 long tons; 2.28–2.43 short tons) and adult females 1.6 t (1.6 long tons; 1.8 short tons). Its thick skin is grey-brown with pinkish skin folds. It has a single horn on its snout that grows up to 57.2 cm (22.5 in) long. Its upper legs and shoulders are covered in wart-like bumps, and it is nearly hairless aside from the eyelashes, ear fringes and tail brush.

The Indian rhinoceros is native to the Indo-Gangetic Plain and occurs in 12 protected areas in northern India and southern Nepal. It is a grazer, eating mainly grass, but also twigs, leaves, branches, shrubs, flowers, fruits and aquatic plants. It is a largely solitary animal, only associating in the breeding season and when rearing calves. Females give birth to a single calf after a gestation of 15.7 months. The birth interval is 34–51 months. Captive individuals can live up to 47 years. It is susceptible to diseases such as anthrax, and those caused by parasites such as leeches, ticks and nematodes.

The Indian rhinoceros is listed as Vulnerable on the IUCN Red List, as the population is fragmented and restricted to less than 20,000 km2 (7,700 sq mi). Excessive hunting and agricultural development reduced its range drastically. In the early 1990s, the global population was estimated at between 1,870 and 1,895 individuals. Since then, the population increased due to conservation measures taken by the governments. As of August 2018, it was estimated to comprise 3,588 individuals. However, poaching remains a continuous threat.

Indian rhinos have a thick grey-brown skin with pinkish skin folds and one horn on their snout. Their upper legs and shoulders are covered in wart-like bumps. They have very little body hair, aside from eyelashes, ear fringes and tail brush. Bulls have huge neck folds. The skull is heavy with a basal length above 60 cm (24 in) and an occiput above 19 cm (7.5 in). The nasal horn is slightly back-curved with a base of about 18.5 cm (7.3 in) by 12 cm (4.7 in) that rapidly narrows until a smooth, even stem part begins about 55 mm (2.2 in) above base. In captive animals, the horn is frequently worn down to a thick knob. The Indian rhino's single horn is present in both bulls and cows, but not on newborn calves. The horn is pure keratin, like human fingernails, and starts to show after about six years. In most adults, the horn reaches a length of about 25 cm (9.8 in), but has been recorded up to 57.2 cm (22.5 in) in length and 3.051 kg (6.73 lb) in weight.


Among terrestrial land mammals native to Asia, Indian rhinos are second in size only to the Asian elephant. They are also the second-largest living rhinoceros, behind only the white rhinoceros. Bulls have a head and body length of 368–380 cm (12.07–12.47 ft) with a shoulder height of 163–193 cm (5.35–6.33 ft), while cows have a head and body length of 310–340 cm (10.2–11.2 ft) and a shoulder height of 147–173 cm (4.82–5.68 ft). The bull, averaging about 2,070–2,200 kg (4,560–4,850 lb) is heavier than the cow, at an average of about 1,600 kg (3,530 lb). The largest individuals reportedly weigh up to 4,000 kg (8,820 lb).

24-7-2025 FOTA WILDLIFE PARK COBH, IRELAND - RUSTY TIP PAGE BUTTERFLY (Siproeta epaphus)


Siproeta epaphus, the rusty-tipped page or brown siproeta, is a New World butterfly that lives all year in tropical habitats. It has large wings, averaging 7.0–7.5 cm (2.8–3.0 in), that are black in the inner portion of the top surface and brown throughout the underside. Both surfaces have a bold white transverse stripe continuing across both wings. The outer portion of the forewings, beyond the white stripe, is rusty orange in the widespread subspecies S. epaphus epaphus; it is mostly or entirely black in the other two subspecies. S. epaphus is found throughout Central America, where it is one of the most common butterflies. Its range extends from southern North America to central South America. The range includes (though may not be limited to) south Texas and rarely southern New Mexico south through both eastern and western Mexico to the Guyanas, Brazil, Bolivia and Peru.

Adults can be found nectaring on a variety of flowers including Lantana, Croton, Impatiens and Stachytrapheta. They are also known to feed on rotting fruit.

Siproeta is currently unknown. In Greek mythology Epaphus is the son of Zeus and Io who founded the city of Memphis in Egypt.

The Rusty Tip is found in wet subtropical forests, especially along the forest edge and river banks.

24-7-2025 FOTA WILDLIFE PARK COBH, IRELAND - EURASIAN WREN (Troglodytes troglodytes)


 The Eurasian wren (Troglodytes troglodytes), also known as the northern wren, is a diminutive bird, the sole representative of the wren family Troglodytidae found across Eurasia and Africa's Maghreb region. In Anglophone Europe, it is often simply referred to as the wren. This bird is characterized by its very short tail, typically held erect, a short neck, and a relatively long, thin bill. Its upperparts are russet brown, while the underparts are a paler buff-brown, complemented by a cream buff supercilium. Both sexes exhibit similar plumage.

The Eurasian wren can be identified by its compact, robust body, rounded wings, and notably short tail. It measures approximately 9 to 10 cm in length with a wingspan ranging from 13 to 17 cm, and weighs around 10 g. The plumage varies geographically, with some isolated populations exhibiting distinct coloration.


The Eurasian wren occupies a wide range of habitats, including cultivated and uncultivated areas with bushes and low ground cover, such as gardens, hedgerows, thickets, plantations, woodland, and reed beds. It is also found in more open spaces with bramble clumps or gorse, rough pastures, moorland, boulder-strewn slopes, rocky coasts, and sea cliffs.

This Palearctic species is widespread, with the nominate race breeding in Europe up to the northern latitudes of Norway and Sweden, and extending south to Spain, France, Italy, and southern Russia. It also breeds in Western Asia as far east as Syria and is represented by various subspecies across its range, including isolated island populations.

The Eurasian wren is a ceaselessly active forager, darting about in search of insects among dense vegetation or within crevices. It is known for its quick, jerky movements and propensity to stay close to the ground, often being flushed from under overhangs or banks. The wren may occasionally ascend to higher canopies but generally prefers lower strata near the ground.

The wren's call is a sharp "tic-tic-tic," accelerating and more continuous than that of a robin. When agitated, it emits a churr reminiscent of clockwork running down. Its song is a melodious cascade, surprisingly powerful for the bird's size. The male's song consists of tinkling trills and clear notes, sometimes delivered from an exposed perch.

The Eurasian wren is highly polygynous, with males building multiple nests within their territories. The female selects one and lines it with feathers. Nesting sites vary from holes in walls or trees to dense vegetation. Clutches typically consist of five to six eggs, which are incubated solely by the female. The young are fed predominantly on insects and spiders.


The Eurasian wren can be confused with similar-sized birds with short tails, but its distinctive behavior, habitat preferences, and vocalizations usually allow for accurate identification.

The diet is primarily composed of insects, particularly the larvae of butterflies, moths, beetles, flies, caddisflies, and aphids. Spiders and some seeds are also consumed. The young are mainly fed moth larvae, including those of the cabbage moth and crane fly.

The Eurasian wren is classified as Least Concern by the IUCN, indicating it is not currently at significant risk of widespread decline.

The wren holds a place of honor in European folklore as the "king of the birds" and has been featured in various cultural depictions, including nursery rhymes, legends, and on postage stamps and coins.

24-7-2025 FOTA WILDLIFE PARK COBH, IRELAND - CYDNO LONGWING BUTTERFLY (Heliconius cydno)


Heliconius cydno, the cydno longwing, is a nymphalid butterfly that ranges from Mexico to northern South America. It is typically found in the forest understory and deposits its eggs on a variety of plants of the genus Passiflora. It is a member of the Heliconiinae subfamily of Central and South America, and it is the only heliconiine that can be considered oligophagou H. cydno is also characterized by hybridization and Müllerian mimicry. Wing coloration plays a key role in mate choice and has further implications in regards to sympatric speciation. Macrolide scent gland extracts and wing-clicking behavior further characterize this species.

H. cydno ranges from southern Mexico to western Ecuador in northern South America. H. cydno is considered to be non-migratory, or sedentary. H. cydno lives in closed-forest habitats, specifically in the forest understories. They live at elevations from sea level to 2000 meters. Their most common host plants are in the genus Passiflora, and at night, adults roost in twigs or tendrils from two to ten meters above the forest floor. Males generally tend to fly higher than females, who are found lower in the forest understory.


The diet of H. cydno larva is generalist. Passiflora are less common in the closed-forest habitats of H. cydno, and thus the species uses a wide selection within the genus. They tend to prefer orange and red flowers.

Other species of Heliconius restrict their diet to a single species of Passiflora, while H. cydno is oligophagous (feeding on a restricted range of plants). There are records of five species of Passiflora being utilized by H. cydno, all in the subgenera Granadilla, Plectostemma, or Distephana. Both H. cydno and H. melpomene are known to utilize Psiguria warcsewiczii pollen.

Wednesday, 23 July 2025

15-7-2025 AMSTERDAM ZOO, HOLLAND - COMMON OSTRICH (Struthio camelus)


The common ostrich (Struthio camelus), or simply ostrich, is a species of flightless bird native to certain areas of Africa. It is one of two extant species of ostriches, the only living members of the genus Struthio in the ratite group of birds. The other is the Somali ostrich (Struthio molybdophanes), which has been recognized as a distinct species by BirdLife International since 2014, having been previously considered a distinctive subspecies of ostrich.

The common ostrich belongs to the order Struthioniformes. Struthioniformes previously contained all the ratites, such as the kiwis, emus, rheas, and cassowaries. However, recent genetic analysis has found that the group is not monophyletic, as it is paraphyletic with respect to the tinamous, so the ostriches are now classified as the only members of the order. Phylogenetic studies have shown that it is the sister group to all other members of Palaeognathae, and thus the flighted tinamous are the sister group to the extinct moa] It is distinctive in its appearance, with a long neck and legs, and can run for a long time at a speed of 55 km/h (34 mph) with short bursts up to about 97 km/h (60 mph), the fastest land speed of any bipedal animal and the second fastest of all land animals after the cheetah The common ostrich is the largest living species of bird and thus the largest living dinosaur. It lays the largest eggs of any living bird (the extinct giant elephant bird (Aepyornis maximus) of Madagascar and the south island giant moa (Dinornis robustus) of New Zealand laid larger eggs). Ostriches are the most dangerous birds on the planet for humans, with an average of two to three deaths being recorded each year in South Africa.

The common ostrich's diet consists mainly of plant matter, though it also eats invertebrates and small reptiles. It lives in nomadic groups of 5 to 50 birds. When threatened, the ostrich will either hide itself by lying flat against the ground or run away. If cornered, it can attack with a kick of its powerful legs. Mating patterns differ by geographical region, but territorial males fight for a harem of two to seven females.

The common ostrich is farmed around the world, particularly for its feathers, which are decorative and are also used as feather dusters. Its skin is used for leather products and its meat is sold commercially, with its leanness a common marketing point.

19-7-2025 AKUREYRI, ICELAND - GLAUCOUS GULL (Larus hyperboreus)


The glaucous gull (Larus hyperboreus) is a large gull, the second-largest gull in the world. The genus name is from Latin larus, which appears to have referred to a gull or other large seabird. The specific name hyperboreus is Latin for "northern" from the Ancient Greek Huperboreoi people from the far north  "Glaucous" is from Latin glaucus and denotes the grey colour of the gull. An older English name for this species is burgomaster.

This gull breeds in Arctic regions of the Northern Hemisphere and winters south to shores of the Holarctic. It is migratory, wintering from in the North Atlantic and North Pacific Oceans as far south as the British Isles and northernmost states of the United States, also on the Great Lakes. A few birds sometimes reach the southern USA and northern Mexico.


This is a large and powerful gull, second-largest of all gull species and very pale in all plumage, with no black on either the wings or the tail. Adults are pale grey above, with a thick, yellow bill. Juveniles are very pale grey with a pink and black bill. This species is considerably larger, bulkier, and thicker-billed than the similar Iceland gull, and can sometimes equal the size of the great black-backed gull, the oft-titled largest gull species. In some areas, glaucous gulls are about the same weight as great black-backed gulls or even heavier, and their maximum weight is greater. They can weigh from 960 to 2,700 g (2.12 to 5.95 lb), with the sexes previously reported to average 1.55 kg (3.4 lb) in males and 1.35 kg (3.0 lb) in females.


At the colony on Coats Island in Canada, the gulls are nearly 15% heavier than some other known populations, with a mean weight 1.86 kg (4.1 lb) in five males and 1.49 kg (3.3 lb) in seven females. One other study claimed even higher weights for glaucous gulls, as on Wrangel Island, 9 males reportedly averaged 2.32 kg (5.1 lb) and 2.1 kg (4.6 lb) in six females, which if accurate, would make the glaucous gull the heaviest gull and shorebird in the world if not (as far as is known) the largest in length on average. These gulls range from 55 to 77 cm (22 to 30 in) in length and can span 132 to 170 cm (52 to 67 in), with some specimens possibly attaining 182 cm (72 in), across the wings.[7][10][11][9] Among standard measurements, the wing chord is 40.8 to 50.1 cm (16.1 to 19.7 in), the bill is 4.9 to 6.9 cm (1.9 to 2.7 in) and the tarsus is 6 to 7.7 cm (2.4 to 3.0 in). They take four years to reach maturity.

15-7-2025 AMSTERDAM ZOO, HOLLAND - BLACK HEADED GULL (Chroicocephalus ridibundus)


 The black-headed gull (Chroicocephalus ridibundus) is a small, nimble gull with a wingspan ranging from 94 to 110 cm and a body length of 37 to 44 cm. It weighs between 190 and 400 grams. Despite its name, the adult's summer plumage features a chocolate-brown head, which can appear black from a distance. The body is pale grey, and the primary wing feathers are tipped with black. The bill and legs are a striking red. In winter, the brown head is replaced by a white one with dark spots. Juveniles are mottled with brown spots and have a black band on the tail. There is no sexual dimorphism in plumage.

In flight, the white leading edge of the wing is a distinctive field mark. The summer adult's brown head, red bill, and legs are key identifiers, while the winter plumage features two dark spots on the head. Juveniles can be recognized by their mottled brown pattern and black tail band.

This species nests in colonies on the ground in large reed beds, marshes, or islands within lakes. It is not pelagic and is seldom seen far from coastsibution

The black-headed gull breeds across much of the Palearctic, including Europe and coastal eastern Canada. It is migratory, wintering further south, but some remain in the milder westernmost areas of Europe. It is also present in northeastern North America and occasionally seen as far south as Virginia and some Caribbean islands.

Highly gregarious in winter, the black-headed gull is an opportunistic feeder, consuming a wide range of food from insects to carrion. It is known for its "kree-ar" call and displays various behaviors such as eggshell removal from the nest, which is believed to reduce predation risk.

The black-headed gull is a vocal species, particularly in colonies. Its call is a familiar "kree-ar," and its scientific name suggests a laughing sound.

This gull takes two years to reach maturity. First-year birds can be distinguished by a black terminal tail band and a less developed dark hood in summer. Breeding occurs in colonies, and the species is known for its complex social behaviors, including begging coordination between siblings and conspecific brood parasitism.

The diet includes insects, fish, seeds, worms, scraps, carrion, and invertebrates in ploughed fields. It feeds in towns and agricultural areas with equal relish.

15-7-2025 AMSTERDAM ZOO, HOLLAND - ORANGE DAY LILY (Hemerocallis fulva)


Hemerocallis fulva, the orange day-lily, tawny daylily, corn lily, tiger daylily, fulvous daylily, ditch lily or Fourth of July lily (also railroad daylily, roadside daylily, outhouse lily, track lily, and wash-house lily), is a species of daylily native to Asia. 

It is very widely grown as an ornamental plant in temperate climates for its showy flowers and ease of cultivation. It is not a true lily in the genus Lilium, but gets its common name from the superficial similarity of its flowers to Lilium and from the fact that each flower lasts only one day.

16-7-2025 OOSTERPARK AMSTERDAM, HOLLAND - GREY HERON (Ardea cinerea)


The Grey Heron (Ardea cinerea) is a statuesque wading bird belonging to the family Ardeidae. It is a familiar sight in both rural and urban settings, often seen standing stoically along the water's edge. An adult Grey Heron is a large bird, reaching up to 100 cm in height, with a wingspan between 155 to 195 cm. It weighs between 1 to 2 kg. The plumage is predominantly ashy-grey above, with a greyish-white underbelly and some black on the flanks. A striking feature is the white head and neck adorned with a broad black stripe that extends from the eye to the black crest. The beak is pinkish-yellow, long, and sharply pointed, while the legs are a brown hue.

When identifying the Grey Heron, look for the white head with the black supercilium and crest, the long grey neck, and the ashy-grey wings and back. The underparts are lighter, and the legs are long and brown. Juveniles can be distinguished by their duller grey neck and smaller crest. The beak is a useful indicator of age, being brighter in breeding adults.

Grey Herons are highly adaptable and can be found in a variety of watery habitats including lakes, rivers, ponds, marshes, and coastal environments. They require shallow waters for foraging or areas with shelving margins where they can wade.

Native to temperate Europe and Asia, as well as parts of Africa, the Grey Heron has a broad range. Northern populations may migrate southwards in autumn, while others remain resident year-round. Vagrant sightings have occurred in the Caribbean, Bermuda, and parts of North America.

20-7-2025 ISAFJORDUR, ICELAND - NORTHERN FULMAR (Fulmarus glacialis)


The Northern Fulmar, or Fulmarus glacialis, is a robust seabird of the high subarctic seas. It is a member of the Procellariidae family, which includes petrels and shearwaters. This species exhibits two color morphs: the light morph, with a white head and body complemented by gray wings and tail, and the dark morph, which is uniformly gray. The Northern Fulmar has a wingspan of 102 to 112 cm and measures about 46 cm in length. It is characterized by a pale yellow, thick bill and bluish legs.

When observing the Northern Fulmar, look for its gray and white plumage, with the light morph being predominantly white with gray accents and the dark morph being uniformly gray. The bird's bill is pale yellow and stout, and its legs are a bluish hue. In flight, the Northern Fulmar exhibits a stiff wing action, distinct from the more fluid motion of gulls. It appears bull-necked and has a short, stubby bill.


The Northern Fulmar is found primarily in subarctic regions of the North Atlantic and North Pacific oceans. It nests on grassy ledges or on the ground, where it constructs a scrape or a saucer of vegetation lined with softer materials. In recent times, it has adapted to nesting on rooftops and buildings. 

This species is abundant across the North Atlantic and North Pacific, with a breeding range extending from the high Arctic regions to the low Arctic and boreal regions. It has been sighted as far south as New Zealand.

The Northern Fulmar is a strong flier, though its walking ability is limited. It is monogamous and forms long-term pair bonds, often returning to the same nest site annually. The bird starts breeding at six to twelve years old and is involved in nocturnal activities during the breeding season.

The Northern Fulmar produces a variety of sounds, including grunting and chuckling while feeding, and guttural calls during the breeding season.

Breeding begins in May, with both sexes participating in nest building. The Northern Fulmar lays a single white egg, which is incubated for 50 to 54 days. The altricial chick is brooded for two weeks and fully fledges after 70 to 75 days.


While similar in appearance to gulls, the Northern Fulmar is distinguished by its stouter build, shorter bill, and different flight pattern.

The diet of the Northern Fulmar includes shrimp, fish, squid, plankton, jellyfish, carrion, and refuse. It is capable of diving several feet deep to capture fish.

The IUCN lists the Northern Fulmar as Least Concern, with an estimated 15,000,000 to 30,000,000 mature individuals. The population is increasing, particularly in the British Isles, due to the availability of fish offal from commercial fleets.

The Northern Fulmar is an indicator species for marine debris. Studies have shown a high percentage of these birds contain microplastics in their gastrointestinal tracts, which may have implications for marine ecosystems and the bird's own health.

20-7-2025 ISAFJORDUR, ICELAND - ARCTIC TERN (Sterna paradisaea)

The Arctic tern (Sterna paradisaea) is a tern in the family Laridae. This bird has a circumpolar breeding distribution covering the Arctic and sub-Arctic regions of Europe (as far south as Brittany), Asia, and North America (as far south as Massachusetts). The species is strongly migratory, seeing two summers each year as it migrates along a convoluted route from its northern breeding grounds to the Antarctic coast for the southern summer and back again about six months later. Recent studies have shown average annual round-trip lengths of about 70,900 km (44,100 mi) for birds nesting in Iceland and Greenland and about 48,700 km (30,300 mi) for birds nesting in the Netherlands. These are by far the longest migrations known in the animal kingdom. The Arctic tern nests once every one to three years (depending on its mating cycle).

 

Arctic terns are medium-sized birds. They have a length of 28–39 cm (11–15 in) and a wingspan of 65–75 cm (26–30 in).[3] They are mainly grey and white plumaged, with a red/orange beak and feet, white forehead, a black nape and crown (streaked white), and white cheeks. The grey mantle is 305 mm (12.0 in), and the scapulae are fringed brown, some tipped white. The upper wing is grey with a white leading edge, and the collar is completely white, as is the rump. The deeply forked tail is whitish, with grey outer webs.

Arctic terns are long-lived birds, with many reaching fifteen to thirty years of age. They eat mainly fish and small marine invertebrates. The species is abundant, with an estimated two million individuals. While the trend in the number of individuals in the species as a whole is not known, exploitation in the past has reduced this bird's numbers in the southern reaches of its ranges.

Tuesday, 22 July 2025

20-7-2025 ISAFJORDUR, ICELAND - WHITE WAGTAIL (Motacilla alba)


The White Wagtail (Motacilla alba) is a small, elegant passerine bird, a member of the family Motacillidae, which includes pipits and longclaws. This slender bird measures between 16.5 to 19 cm in length, with East Asian subspecies reaching up to 21 cm. It is characterized by its long, constantly wagging tail, a behavior that has become synonymous with the genus. Weighing an average of 25 g, the White Wagtail can live up to 12 years in the wild.

Adult White Wagtails exhibit a distinctive plumage with a combination of grey, black, and white. The bird's upper parts are generally grey, with a white face, belly, and breast. Males during the breeding season may show a darker back, and the species is known for its sharp, brisk call and more melodious song during courtship.

The White Wagtail is commonly found in open country, often in close proximity to human habitation and water sources. It shows a preference for bare areas which facilitate the sighting and pursuit of prey. This bird has adapted well to urban environments, utilizing paved areas such as parking lots for foraging.

This species has a vast breeding range across Europe, the Asian Palearctic, parts of North Africa, and has a presence in Alaska. It is a migratory bird, with populations moving to Africa and parts of Asia during the winter. In Great Britain and Ireland, the darker subspecies known as the Pied Wagtail is more prevalent.

20-7-2025 ISAFJORDUR, ICELAND - COMMON YARROW (Achillea millefolium)


Achillea millefolium, commonly known as yarrow (/ˈjæroʊ/) or common yarrow, is a flowering plant in the family Asteraceae. Growing to 1 metre (3+1⁄2 feet) tall, it is characterized by small whitish flowers, a tall stem of fernlike leaves, and a pungent odor.

The plant is native to temperate regions of the Northern Hemisphere in Asia, Europe, and North America. It has been introduced as a feed for livestock in New Zealand and Australia. Used by some animals, the plant may have somewhat toxic properties, although historically it has been employed for medicinal purposes.

Achillea millefolium is an erect, herbaceous, perennial plant that produces one to several stems 0.2–1 metre (8–40 inches) in height, and has a spreading rhizomatous growth form. Cauline and more or less clasping,[2] the leaves appear spirally and evenly along the stem, with the largest and most petiolate towards the base; they are 5–20 centimetres (2–8 in) long and fernlike, divided bipinnately or tripinnately.

The inflorescence has 4 to 9 phyllaries and contains ray and disk flowers which are whit to pink, blooming from March to October There are generally 3 to 8 ray flowers, which are 3 millimetres (1⁄8 in) long and ovate to round. The tiny disk flowers range from 10 to 40.[5] The inflorescence is produced in a flat-topped capitulum cluster and the inflorescences are visited by many insects, featuring a generalized pollination system. The small achene-like fruits are called cypsela.

The plant has a sweet scent similar to that of chrysanthemums, so powerful that it may be irritating to some.

The dark blue essential oil of yarrow contains chemicals called proazulenes.

Chamazulene and δ-Cadinol are chemical compounds found in A. millefolium. The chromophore of azulene was discovered in yarrow and wormwood and named in 1863 by Septimus Piesse.

Yarrow contains isovaleric acid, salicylic acid, asparagine, sterols, and flavonoids. It also contains phenolic acids such as gallic acid, 3, 4-dihydroxy benzoic acid, chlorogenic acid, vanillic acid, caffeic acid, syringic acid, p-coumaric acid, sinapic acid, ferulic acid, cinnamic acid and flavonoid such as myricetin, hesperidin, quercetin, luteolin, kaempferol, apigenin, rutin, hyperoside.

Yarrow is native to temperate regions of the Northern Hemisphere in Asia, Europe, and North America.

The plant grows from sea level to 3,500 m (11,500 ft) in elevation. Common yarrow is frequently found in the mildly disturbed soil of grasslands and open forests. Active growth occurs in the spring.

It has been introduced as a feed for livestock in New Zealand and Australia, where it is a common weed of both wet and dry areas, such as roadsides, meadows, fields and coastal places.

21-7-2025 REYKJAVIK, ICELAND - JAPANESE SPIRAEA (Spiraea japonica)


PShrubs 2–3 m tall. Branchlets tortuous, red-brown to brown, slender, densely tomentose when young, glabrous when old; buds small, with several brown scales, softly hairy initially, later glabrescent, apex acute. Petiole 2–5 mm, densely tomentose; leaf blade adaxially dark green, rhombic-ovate, 2–4.5 × 1.5–3 cm, abaxially densely white tomentose, adaxially sparsely pubescent, rugose, prominently pinnately veined, base cuneate, margin obtusely incised serrate in upper 2/3 or lobed, apex obtuse or acute. 


Umbels pedunculate, densely 10–20-flowered; pedicels 6–10 mm, densely gray tomentose; bracts linear, 2–4 mm, tomentose. Flowers 4–8 mm in diam. Hypanthium campanulate, gray tomentose abaxially. Sepals triangular or ovate-triangular, 1–1.5 mm, nearly as broad as long, erect in fruit, rarely reflexed. Petals white, broadly obovate or suborbicular, 2–3 × 2–3 mm, glabrous, base shortly clawed, apex emarginate or obtuse. Stamens 20–22, ca. 1/2 as long as petals. Disk annular, 10-lobed; lobes broad. Styles shorter than stamens. Follicles spreading, white tomentose throughout; styles divergent, rarely suberect. Fl. May–Jun, fr. Jul–Aug.

Habitat is Forests, open dry slopes, roadsides; 400--1200 m.

Distribution is Gansu, Hebei, Hubei, Jiangsu, Jiangxi, Liaoning, Nei Mongol, Shanxi, Zhejiang.

21-7-2025 REYKJAVIK, ICELAND - PURPLETOP VERVAIN (Verbena bonariensis)


Verbena bonariensis, the purpletop vervain, clustertop vervain, Argentinian vervain, tall verbena or pretty verbena, is a member of the verbena family cultivated as a flowering annual or herbaceous perennial plant. In United States horticulture, it is also known by the ambiguous names purpletop (also used for the grass Tridens flavus) and South American vervain (which can mean any of the numerous species in the genus Verbena occurring in that continent). For the misapplication "Brazilian verbena" see below.

It is native to tropical South America where it grows throughout most of the warm regions, from Colombia and Brazil to Argentina and Chile.

21-7-2025 REYKJAVIK, ICELAND - SNAPDRAGON (Antirrhinum majus)

Antirrhinum majus, the common snapdragon (often – especially in horticulture – simply "snapdragon"), is a species of flowering plant belonging to the genus Antirrhinum. The plant was placed in the family Plantaginaceae following a revision of its prior classical family, Scrophulariaceae.

The common name "snapdragon", originates from the flowers' reaction to having their throats squeezed, which causes the "mouth" of the flower to snap open like a dragon's mouth. It is widely used as an ornamental plant in borders and as a cut flower. It is perennial but usually cultivated as an annual plant. The species has been in culture since the 15th century. 

21-7-2025 TJORNIN LAKE REYKJAVIK, ICELAND - BLACK HEADED GULL (FEMALE) (Chroicocephalus ridibundus)

The black-headed gull (Chroicocephalus ridibundus) is a small, nimble gull with a wingspan ranging from 94 to 110 cm and a body length of 37 to 44 cm. It weighs between 190 and 400 grams. Despite its name, the adult's summer plumage features a chocolate-brown head, which can appear black from a distance. The body is pale grey, and the primary wing feathers are tipped with black. The bill and legs are a striking red. In winter, the brown head is replaced by a white one with dark spots. Juveniles are mottled with brown spots and have a black band on the tail. There is no sexual dimorphism in plumage.

In flight, the white leading edge of the wing is a distinctive field mark. The summer adult's brown head, red bill, and legs are key identifiers, while the winter plumage features two dark spots on the head. Juveniles can be recognized by their mottled brown pattern and black tail band.

This species nests in colonies on the ground in large reed beds, marshes, or islands within lakes. It is not pelagic and is seldom seen far from coasts.

The black-headed gull breeds across much of the Palearctic, including Europe and coastal eastern Canada. It is migratory, wintering further south, but some remain in the milder westernmost areas of Europe. It is also present in northeastern North America and occasionally seen as far south as Virginia and some Caribbean islands.

Highly gregarious in winter, the black-headed gull is an opportunistic feeder, consuming a wide range of food from insects to carrion. It is known for its "kree-ar" call and displays various behaviors such as eggshell removal from the nest, which is believed to reduce predation risk.

The black-headed gull is a vocal species, particularly in colonies. Its call is a familiar "kree-ar," and its scientific name suggests a laughing sound.

This gull takes two years to reach maturity. First-year birds can be distinguished by a black terminal tail band and a less developed dark hood in summer. Breeding occurs in colonies, and the species is known for its complex social behaviors, including begging coordination between siblings and conspecific brood parasitism. 

The diet includes insects, fish, seeds, worms, scraps, carrion, and invertebrates in ploughed fields. It feeds in towns and agricultural areas with equal relish.

The black-headed gull is listed as Least Concern on the IUCN Red List, indicating it is not currently at significant risk of widespread decline.

Individuals synchronize their vigilance activities with nearby conspecifics, depending on the distance between them.

21-7-2025 TJORNIN LAKE REYKJAVIK, ICELAND - EUROPEAN STARLING (JUVENILE) (Sturnus vulgaris)


The Common Starling, Sturnus vulgaris, is a medium-sized passerine bird characterized by its glossy black plumage with a metallic sheen. Throughout the year, the plumage is speckled with white, though less so during the breeding season. Adults measure approximately 20 cm in length, with pink legs and a seasonally changing bill color—black in winter and yellow in summer. Juveniles display browner plumage compared to adults.

To identify the Common Starling, look for its iridescent black feathers, which may appear purple or green when reflecting light. The bird's bill is black in the winter and transitions to yellow in the summer, aiding in identification. The starling's flight is strong and direct, with pointed wings that are distinctive in the air. On the ground, its waddling gait is notable.

Common Starlings are highly adaptable, favoring urban and suburban areas where they find ample nesting and roosting opportunities. They also inhabit grasslands, such as farmlands and pastures, where short grass makes foraging for invertebrates easier.

21-7-2025 TJORNIN LAKE REYKJAVIK, ICELAND - 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.

This species is distributed across the Northern and Southern Hemispheres, from Alaska to Mexico, the Hawaiian Islands, across the Palearctic, and down to southeastern and southwestern Australia and New Zealand.

21-7-2025 TJORNIN LAKE REYKJAVIK, ICELAND - LESSER BLACK BACKED GULL (Larus fuscus)


 The lesser black-backed gull (Larus fuscus) is a large gull, distinguishable by its size and the coloration of its plumage. It is smaller than the European herring gull and exhibits a range of mantle colors across its subspecies, from dark grey to jet black.

Adult lesser black-backed gulls have yellow legs and a yellow bill with a red spot. Their wings and back are either black or dark grey, depending on the subspecies. In winter, the head becomes greyer. Juveniles display scaly black-brown upperparts and a distinctive wing pattern. They can be differentiated from juvenile herring gulls by their darker, unbarred tertial feathers.

This species is found along coasts and lakes, where it breeds and feeds. It has adapted to urban environments in some cities, nesting alongside herring gulls.

The lesser black-backed gull breeds on the Atlantic coasts of Europe and is migratory, wintering from the British Isles to West Africa. It has expanded its range to North America, particularly along the east coast, where it is now present year-round in increasing numbers.

These gulls are social birds, breeding colonially. They exhibit a fixed action pattern during feeding, where the young peck at the red spot on the adult's bill to induce regurgitation.

The call of the lesser black-backed gull is a deep-pitched "laughing" cry, similar to that of the herring gull but noticeably lower in tone.

Nesting occurs on the ground or cliffs, with a preference for coastal and lake environments. The species typically lays three eggs and has been known to nest within urban areas.

An omnivorous bird, the lesser black-backed gull's diet includes fish, insects, crustaceans, worms, starfish, molluscs, seeds, berries, small mammals, eggs, small birds, chicks, scraps, offal, and carrion.

The IUCN lists the lesser black-backed gull as Least Concern. However, there is concern about declines in parts of its range, and it is on the UK Amber List due to its significant population in the UK and the concentration of these birds at a limited number of breeding sites.