This Blog contains Wildlife and Bird Photos from Walks, Safaris, Birding Trips and Vacations. Most of the pictures have been taken with my Nikon P900 and P950X cameras. If you click on the label underneath the picture it will link to all of the photos taken for that species. Just click on any image for a large picture.
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Tuesday, 23 July 2024
21-7-2024 VIGUR ISLAND, ICELAND - COMMON EIDER (MALE) (Somateria mollissima)
21-7-2024 ISAFJORDUR, ICELAND - COMMON EIDER (JUVENILE) (Somateria mollissima)
The common eider is a large diving duck that is easily distinguishable, even at quite long distances, because of the elongated profile of the head. Adults of this species are approximately 58 cm long and weigh from 1.2–2.8 kg.
Males and females have very different plumage; the male has a black crown, belly and tail, while the rest of the plumage is white, the breast usually has a pinkish tinge. Males also have characteristic green marks on the sides of the head. The female is brown with light, closely packed bars over the whole body.
Young males are a mottled brown-black and white, the pattern of which varies with age. Young birds are difficult to distinguish from adult males in transitional plumage after the nesting season, when they are switching to their winter colours.
The male’s voice is a deep, prolonged ‘coo-roo-uh’, the female’s call is a growling ‘cor-r-r’.
21-7-2024 ISAFJORDUR, ICELAND - COMMON EIDER (FEMALE) (Somateria mollissima)
The common eider (pronounced /ˈaɪ.dər/) (Somateria mollissima), also called St. Cuthbert's duck or Cuddy's duck, is a large (50–71 cm (20–28 in) in body length) sea-duck that is distributed over the northern coasts of Europe, North America and eastern Siberia. It breeds in Arctic and some northern temperate regions, but winters somewhat farther south in temperate zones, when it can form large flocks on coastal waters. It can fly at speeds up to 113 km/h (70 mph).
The eider's nest is built close to the sea and is lined with eiderdown, plucked from the female's breast. This soft and warm lining has long been harvested for filling pillows and quilts, but in more recent years has been largely replaced by down from domestic farm-geese and synthetic alternatives. Although eiderdown pillows or quilts are now a rarity, eiderdown harvesting continues and is sustainable, as it can be done after the ducklings leave the nest with no harm to the birds.
The common eider is both the largest of the four eider species and the largest duck found in Europe, and is exceeded in North America only by smatterings of the Muscovy duck, which only reaches North America in a wild state in southernmost Texas (and arguably south Florida where feral but non-native populations reside). It measures 50 to 71 cm (19+1⁄2 to 28 in) in length, weighs 0.81 to 3.04 kg (1 lb 12+1⁄2 oz to 6 lb 11 oz) and spans 80–110 cm (31–43 in) across the wings. The average weight of 22 males in the North Atlantic was 2.21 kg (4 lb 14 oz) while 32 females weighed an average of 1.92 kg (4 lb 3+1⁄2 oz). It is characterized by its bulky shape and large, wedge-shaped bill. The male is unmistakable, with its black and white plumage and green nape. The female is a brown bird, but can still be readily distinguished from all ducks, except other eider species, on the basis of size and head shape. The drake's display call is a strange almost human-like "ah-ooo", while the hen utters hoarse quacks. The species is often readily approachable.
Drakes of the European, eastern North American and Asia/western North American races can be distinguished by minor differences in plumage and bill colour. Some authorities place the subspecies v-nigra as a separate species.
This species dives for crustaceans and molluscs, with mussels being a favoured food. The eider will eat mussels by swallowing them whole; the shells are then crushed in their gizzard and excreted. When eating a crab, the eider will remove all of its claws and legs, and then eat the body in a similar fashion.
It is abundant, with populations of about 1.5–2 million birds in both North America and Europe, and also large but unknown numbers in eastern Siberia (HBW).
21-7-2024 ISAFJORDUR, ICELAND - COMMON EIDER (FEMALE AND JUVENILE) (Somateria mollissima)
The Eider is the UK's heaviest and fastest flying duck. It's a true seaduck, rarely found away from coasts. Its reliance on coastal shellfish for food has brought it into conflict with mussel farmers. Eiders are very sociable and usually stay close to shore, riding the swell in a sandy bay or strung out in long lines beyond the breaking waves. It is an Amber List species because of its winter concentrations.
Flocks of these large sea ducks enliven northern coastlines. Males are white and black with a soft suffusion of green on the nape. Immature males are variable and messy-looking with patches of black and white. Females vary from rich rufous-brown to cold grayish, always with extensive black barring covering body and wings. Slight variation in bill shape and color across subspecies, especially obvious on males; Pacific birds have brightest orange bills, most others have greenish bills. Dives to feed on mollusks and other crustaceans. In late summer, look for flocks of females with dozens of ducklings; broods often join together. Compare females with other eider species, and note details of bill and head shape.
21-7-2024 ISAFJORDUR, ICELAND - EUROPEAN GLOBEFLOWER (Trollius europaeus)
In Udmurtia, this plant is one of the national symbols of the republic, with many different objects named after it.
Trollius europaeus grows up to 60 cm high with a bright yellow, globe-shaped flower up to 3 cm across. The colourful petaloid sepals hide 5–15 inconspicuous true petals with nectaries at their base and, typically for the family, a large number of stamens. Each flower produces a large number of wrinkled follicles. The leaves are deeply divided into 3–5 toothed lobes.
It grows in damp ground in shady areas, woodland and scrub, flowering between June and August.
This species is pollinated mostly by seed-eating flies belonging to the genus Chiastocheta (Anthomyiidae).
21-7-2024 VIGUR ISLAND, ICELAND - COMMON REDSHANK (Tringa totanus)
The common redshank was formally described by the Swedish naturalist Carl Linnaeus in 1758 in the tenth edition of his Systema Naturae under the binomial name Scolopax totanus. It is now placed with twelve other species in the genus Tringa that Linnaeus had introduced in 1758. The genus name Tringa is the Neo-Latin name given to the green sandpiper by the Italian naturalist Ulisse Aldrovandi in 1603 based on Ancient Greek trungas, a thrush-sized, white-rumped, tail-bobbing wading bird mentioned by Aristotle. The specific totanus is from Tótano, the Italian name for this bird.
The spotted redshank (T. erythropus), which breeds in the Arctic, has a longer bill and legs; it is almost entirely black in breeding plumage and very pale in winter. It is not a particularly close relative of the common redshank, but rather belongs to a high-latitude lineage of largish shanks. T. totanus on the other hand is closely related to the marsh sandpiper (T. stagnatilis), and closer still to the small wood sandpiper (T. glareola). The ancestors of the latter and the common redshank seem to have diverged around the Miocene-Pliocene boundary, about 5–6 million years ago. These three subarctic- to temperate-region species form a group of smallish shanks with have red or yellowish legs, and in breeding plumage are generally a subdued light brown above with some darker mottling, and have somewhat diffuse small brownish spots on the breast and neck.
They are wary and noisy birds which will alert everything else with their loud piping call.
Redshanks will nest in any wetland, from damp meadows to saltmarsh, often at high densities. They lay 3–5 eggs.
Like most waders, they feed on small invertebrates.
The common redshank is widely distributed and quite plentiful in some regions, and thus not considered a threatened species by the IUCN. It is one of the species to which the Agreement on the Conservation of African-Eurasian Migratory Waterbirds (AEWA) applies.
21-7-2024 ISAFJORDUR, ICELAND - COMMON EIDER (MALE) (Somateria mollissima)
21-7-2024 VIGUR ISLAND, ICELAND - COMMON EIDER (JUVENILE) (Somateria mollissima)
21-7-2024 VIGUR ISLAND, ICELAND - COMMON EIDER (FEMALE) (Somateria mollissima)
The common eider is both the largest of the four eider species and the largest duck found in Europe, and is exceeded in North America only by smatterings of the Muscovy duck, which only reaches North America in a wild state in southernmost Texas (and arguably south Florida where feral but non-native populations reside). It measures 50 to 71 cm (19+1⁄2 to 28 in) in length, weighs 0.81 to 3.04 kg (1 lb 12+1⁄2 oz to 6 lb 11 oz) and spans 80–110 cm (31–43 in) across the wings. The average weight of 22 males in the North Atlantic was 2.21 kg (4 lb 14 oz) while 32 females weighed an average of 1.92 kg (4 lb 3+1⁄2 oz). It is characterized by its bulky shape and large, wedge-shaped bill. The male is unmistakable, with its black and white plumage and green nape. The female is a brown bird, but can still be readily distinguished from all ducks, except other eider species, on the basis of size and head shape. The drake's display call is a strange almost human-like "ah-ooo", while the hen utters hoarse quacks. The species is often readily approachable.
19-7-2024 AT SEA, ICELAND - BLACK LEGGED KITTIWAKE (Rissa tridactyla)
This species was first described by Carl Linnaeus in his landmark 1758 10th edition of Systema Naturae as Larus tridactylus. The English name is derived from its call, a shrill 'kittee-wa-aaake, kitte-wa-aaake'. The genus name Rissa is from the Icelandic name rita for this bird, and the specific tridactyla is from Ancient Greek tridaktulos, "three-toed", from tri-, "three-" and daktulos, "toe".
In North America, this species is known as the black-legged kittiwake to differentiate it from the red-legged kittiwake, but in Europe, where it is the only member of the genus, it is often known just as kittiwake.
The black-legged kittiwake is a coastal bird of the arctic to subarctic regions of the world. It can be found all across the northern coasts of the Atlantic, from Canada to Greenland as well as on the Pacific side from Alaska to the coast of Siberia. Black-legged kittiwakes' wintering range extends further south from the St-Lawrence to the southern coast of New Jersey as well as in China, the Sargasso sea and off the coast of west Africa. There are two subspecies of black-legged kittiwake. Rissa tridactyla tridactyla can be found on the Atlantic coast whereas Rissa tridactyla pollicaris is found on the Pacific coast.
Monday, 22 July 2024
21-7-2024 ISAFJORDUR, ICELAND - ARCTIC TERN (Sterna paradisaea)
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.
The Arctic tern has a continuous worldwide circumpolar breeding distribution; there are no recognized subspecies. It can be found in coastal regions in cooler temperate parts of North America and Eurasia during the northern summer. During the southern summer, it can be found at sea, reaching the northern edge of the Antarctic ice.
The Arctic tern is famous for its migration; it flies from its Arctic breeding grounds to the Antarctic and back again each year. The shortest distance between these areas is 19,000 km (12,000 mi). The long journey ensures that this bird sees two summers per year and more daylight than any other creature on the planet. One example of this bird's remarkable long-distance flying abilities involves an Arctic tern ringed as an unfledged chick on the Farne Islands, Northumberland, UK, in the northern summer of 1982 that reached Melbourne, Australia in October, just three months after fledging – a journey of more than 22,000 km (14,000 mi). Another example is that of a chick ringed in Labrador, Canada, on 23 July 1928. It was found in South Africa four months later.
21-7-2024 VIGUR ISLAND, ICELAND - BLACK GUILLEMOT (Cepphus grylle)
One of the early ornithologists that described aspects of the behaviour of the black guillemot was Edmund Selous (1857–1934) in his book The Bird Watcher in the Shetlands (1905). In the chapter titled 'From the Edge of a Precipice he writes for instance that sometimes the black guillemots carry a fish they have caught in their beak for hours. He also gives further details about the behaviour.
21-7-2024 VIGUR ISLAND, ICELAND - PURPLE SANDPIPER (Calidris maritima)
Sunday, 21 July 2024
21-7-2024 VIGUR ISLAND, ICELAND - COMMON SNIPE (Gallinago gallinago)
When identifying the Common Snipe, look for the dark eye stripe bordered by lighter stripes above and below. Its wings are pointed, and it has short greenish-grey legs. The flight is characterized by rapid, zig-zag patterns accompanied by a sharp "scape" call when flushed.
The Common Snipe frequents marshes, bogs, tundra, and wet meadows across the Palearctic, finding solace in the dense vegetation of these wetlands.
This species breeds across a vast range from Iceland and the British Isles to northern Fennoscandia, through European Russia and Siberia, extending east to Anadyr, Kamchatka, Bering Island, and the Kuril Islands. Its southern range in Europe includes parts of Portugal, France, Italy, Bulgaria, and Ukraine, while in Asia, it reaches northern Turkestan, Afghanistan, and the Middle East. The Common Snipe is migratory, with European birds wintering in southern and western Europe and Africa, and Asian migrants heading to tropical southern Asia.
21-7-2024 VIGUR ISLAND, ICELAND - ATLANTIC PUFFIN (Fratercula arctica)
Spending the autumn and winter in the open ocean of the cold northern seas, the Atlantic puffin returns to coastal areas at the start of the breeding season in late spring. It nests in clifftop colonies, digging a burrow in which a single white egg is laid. Chicks mostly feed on whole fish and grow rapidly. After about 6 weeks, they are fully fledged and make their way at night to the sea. They swim away from the shore and do not return to land for several years.
Colonies are mostly on islands with no terrestrial predators, but adult birds and newly fledged chicks are at risk of attacks from the air by gulls and skuas. Sometimes, a bird such as an Arctic skua or blackback gull can cause a puffin arriving with a beak full of fish to drop all the fish the puffin was holding in its mouth. The puffin's striking appearance, large, colourful bill, waddling gait, and behaviour have given rise to nicknames such as "clown of the sea" or "sea parrot". It is the official bird of the Canadian province of Newfoundland and Labrador.
21-7-2024 VIGUR ISLAND, ICELAND - SNOW BUNTING (MALE) (Plectrophenax nivalis)
The snow bunting (Plectrophenax nivalis) is a medium-sized passerine, a ground-dweller known for its remarkable ability to thrive in the harshest of Arctic climates. It is a sexually dimorphic bird, with males and females sporting different plumage patterns. The species is characterized by its white underparts and a mix of black and white across the wings and back. Males, during the breeding season, are predominantly white with stark black back and wingtips, while females have a more rufous back and black wingtips. In winter, both sexes exhibit rufous coloration on their backs. A distinctive feature of the snow bunting is its feathered tarsi, an adaptation to its frigid environment.
The snow bunting measures approximately 15 cm in length, with a wingspan ranging from 32 to 38 cm, and weighs between 30 to 40 grams. The bill is typically yellow with a black tip, though males exhibit an all-black bill during the summer. In flight, the snow bunting can be identified by its undulating pattern and the flash of white in the wings.
During the breeding season, snow buntings favor rocky Arctic habitats, nesting in cavities for protection against predators. They seek out areas with rich vegetation, such as wet sedge meadows and regions abundant with dryas and lichens. In winter, they can be found in open habitats like farms, barren fields, and lakeshores.
The snow bunting boasts a circumpolar Arctic breeding range, with populations found in North America, Greenland, Iceland, Scotland, Norway, Russia, and Siberia. In winter, they migrate to the northern temperate zones, including southern Canada, northern United States, and parts of Europe and central Asia.
Snow buntings are the first migrant species to arrive in the Arctic for breeding, with males staking out territories as early as April. They migrate in small flocks and exhibit a territorial and monogamous breeding behavior. Females arrive later, and the pair works together to ensure the survival of their offspring.
The snow bunting's call is a distinctive rippling whistle, and its song, used by males to attract females, is a warble that varies in structure and frequency. Vocalizations are unique to each individual, facilitating recognition and playing a role in reproductive success.
Breeding takes place as soon as temperatures rise above freezing, with blue-green, brown-spotted eggs hatching in about 12-13 days. The young are ready to fly after another 12-14 days. Males contribute significantly to reproductive success by providing food to the incubating female.
The diet of snow buntings varies seasonally. In colder months, they feed on seeds from various weeds and grasses, foraging in the snow. During the summer, their diet includes seeds from Arctic plants and a variety of invertebrates, which are also the exclusive diet of their nestlings.
Saturday, 20 July 2024
21-7-2024 VIGUR ISLAND, ICELAND - ROCK PTARMIGAN (Lagopus muta)
The Rock Ptarmigan (Lagopus muta) is a medium-sized game bird belonging to the grouse family. In Europe, it is simply known as the ptarmigan. This bird is adept at seasonal camouflage, changing its plumage from white in winter to brown in spring or summer. The male, during breeding season, sports greyish upper parts with white wings and underparts. In winter, the plumage is predominantly white, save for the black tail feathers and a distinctive eye line.
The Rock Ptarmigan measures approximately 34–36 cm in length, with a wingspan of 54–60 cm, and weighs between 440–640 grams. It is slightly smaller than its cousin, the Willow Ptarmigan. To identify the Rock Ptarmigan, look for its slender bill and black eye stripe, which is absent in the Willow Ptarmigan. In winter, the Rock Ptarmigan can be distinguished by its preference for higher elevations and more barren habitats compared to the Willow Ptarmigan.
This bird favors the rocky mountainsides and tundra of the Arctic and Subarctic regions. It thrives in the harsh conditions of the Arctic Cordillera and can be found in isolated populations across various mountain ranges, including those in Norway, Scotland, the Pyrenees, the Alps, Bulgaria, the Urals, the Pamir Mountains, the Altay Mountains, and Japan.
The Rock Ptarmigan is a sedentary species with a broad distribution across Eurasia and North America, including Greenland. It has been introduced to New Zealand, South Georgia, the Kerguelen Islands, and the Crozet Islands.
20-7-2024 HUSAVIK, ICELAND - NOOTKA LUPINE (Lupinus nootkatensis)
In Iceland, the Nootka lupine has been designated an invasive species. The plant was introduced in the first half of the 20th century to combat erosion, speed up land reclamation and help with reforestation. Dense lupine cover and soil fertility can be gained within a relatively short time span, where the growth of the lupine is not limited by droughts. The plant has spread from the loose, eroded soil in which it was originally planted and is now found throughout the lowlands of Iceland.
The lupine is well suited for reclamation of large, barren areas because of its nitrogen fixation and rapid growth. Furthermore, it has an ability to extract phosphorus from compounds in poor soils. In spite of these good qualities, it has a tendency to become dominant and to colonize already vegetated areas such as dwarf shrub-highlands, where it overtakes the natural flora and threatens biodiversity. The growth of the Nootka lupine has led to public debate about its presence in Iceland, with some praising its improvement of soil through nitrogen fixation and the vibrant colour it brings to Iceland's landscape, and others concerned that it will eradicate native flora, particularly the favoured native crowberry and blueberry patches.
The initial expectation was for the Nootka lupine to retreat gradually along with increased fertility of the soil and give way for other species. This is evident on sites in Iceland where the lupine was introduced early, such as in Heiðmörk near Reykjavík. However, plant succession is towards a forb-rich grassland, often dominated by the invasive species Anthriscus sylvestris, meaning that careful management of lupine is necessary to prevent it from colonizing areas where its presence is not desirable.
20-7-2024 AKUREYRI, ICELAND - LESSER BLACK BACKED GULL (Larus fuscus)
The lesser black-backed gull was one of the many species originally described by Carl Linnaeus in his 1758 10th edition of Systema Naturae, and it still bears its original name Larus fuscus. The scientific name is from Latin. Larus appears to have referred to a gull or other large seabird, and fuscus meant black or brown.
20-7-2024 HUSAVIK, ICELAND - REDWING (Turdus iliacus)
20-7-2024 HUSAVIK, ICELAND - COMMON RINGED PLOVER (Charadrius hiaticula)
This species differs from the smaller little ringed plover in leg colour, the head pattern, and the lack of an obvious yellow eye-ring.
If a potential predator approaches the nest, the adult will walk away from the scrape, calling to attract the intruder and feigning a broken wing. Once the intruder is far enough from the nest, the plover flies off.
Common ringed plovers are migratory and winter in coastal areas south to Africa. In Norway, geolocators have revealed that adult breeding birds migrate to West Africa. Many birds in Great Britain and northern France are resident throughout the year.
These birds forage for food on beaches, tidal flats and fields, usually by sight. They eat insects, crustaceans and worms.