The razorbill, razor-billed auk, or lesser auk (Alca torda) is a colonial seabird and the only extant member of the genus Alca of the family Alcidae, the auks. It is the closest living relative of the extinct great auk (Pinguinis impennis). Wild populations live in the subarctic waters of the Atlantic Ocean. Razorbills are … Zobacz więcej The genus Alca was introduced in 1758 by the Swedish naturalist Carl Linnaeus in the tenth edition of his Systema Naturae. The genus name Alca is from Norwegian Alke, and torda is from törd a Gotland Swedish dialect word. … Zobacz więcej Razorbills are distributed across the North Atlantic; the world population of razorbills is estimated to be at less than 1,000,000 breeding pairs, … Zobacz więcej The adult razorbill has several predators which include: polar bears, great black-backed gulls, peregrine falcons, ravens, crows, and jackdaws. The general predators of … Zobacz więcej The razorbill has a white belly and a black head, neck, back, and feet during the breeding season. A thin white line also extends from the eyes to the end of the bill. Its head is … Zobacz więcej The life-history traits of the razorbill are similar to that of the common murre. However, razorbills are slightly more agile. It is a fully … Zobacz więcej In the early 20th century, razorbills were harvested for eggs, meat, and feathers. This greatly decreased the global population. In … Zobacz więcej While the razorbill is the only living species, the genus Alca had a much higher diversity in the Pliocene. Some ornithologists also feel it is appropriate to retain the great auk in the genus Alca, instead of Pinguinus. A number of fossil forms have … Zobacz więcej WitrynaSearch from Razorbill Uk stock photos, pictures and royalty-free images from iStock. Find high-quality stock photos that you won't find anywhere else.

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WitrynaBlack-and-white seabird with a thick and blunt bill. Breeds in colonies on rocky islands; winters on the ocean. Black above and white below with thin white line in front of eye. In winter, white throat wraps up behind eye, but pattern is less crisp than on Common Murre. Similar to other murres but note different bill shape and longer tail that is … Witryna17 cze 2014 · The razorbill (Alca torda) is a colonial seabird that only comes to land in order to breed. This agile bird chooses one partner for life; females lay one egg... clash of clan crack

Razorbill High Resolution Images - pag. 1 by S. Gatto

Witryna5 sie 2024 · A razorbill male and female are more or less the same in size but they have very slight differences in their wingspan when in flight. The length of these birds ranges from 14.6-15.4 in (37–39 cm). The wingspan of an adult male razorbill in flight ranges from 7.9–8.5 (201-216 mm) and for a female it is between 7.9-8.4 in (201-213 mm). WitrynaEnthusiastic and hard-working marine mammal/environmental biologist with 15+ years’ experience of research and observer (oil & gas, … WitrynaFind Razorbill Uk stock photos and editorial news pictures from Getty Images. Select from premium Razorbill Uk of the highest quality. CREATIVE. Collections; ... Tap into Getty Images’ global-scale, data-driven insights and network of over 340,000 creators to create content exclusively for your brand. clash of clan capital raids