The Biggest Animals Kingdom and in The World | Thick-Billed Murre | Thick-billed murres measure 40-48 cm (16-19 inches) Overall length covers 64-81 cm (25-32 inches) between the wings and weighing 736-1481 grams (1.6 to 3, 3 pounds). Adult birds are black on the head, neck, back and wings with the lower parts. This plant produces a variety of talks tough calls breeding colonies, but the sea is calm. They differ from guillemot his thick, shorter beak gape with white stripe and a dark head and back, the "entangled" morph unknown U. lomvia a whisper or an eye or invoice and white stripes and white stripes or not, but not both, but may be it is the movement of the figures, so that the birds recognize individual conspecifics away, nest in colonies that morph firmly attached colonies often far North Atlantic, where the two types of Guillemots breed. In winter, there is less white on the face of the Thick-billed Murre. They seem shorter than the Guillemot in flight. First-year birds have smaller bills than adults and the white line on the invoice is often dark, so the bill a reliable way to identify this age.
Thick-billed murres of polar and subpolar regions of the northern hemisphere, where four subspecies are distributed there, living in the North Atlantic and Arctic America (U. l lomvia.) Another in the Pacific coast of North America (UL ARRA) and the other two in the Russian Arctic (Uleleorae and U.lhecleri) Thick billed murre life form large colonies, sometimes consisting of more than one million birds nest on narrow ledges and steep cliffs "in the water supply. Adults exhibitions organized at the beginning of the breeding season for local breeding cycles. Both parents participate in the incubation of eggs and raising young. At sea, the men and chicks stay together for eight weeks to continue to provide food for the young adults.