By Mark Brazil
This is often the 1st unmarried quantity consultant ever dedicated to the jap Asian avifauna. The japanese Asian zone, centering specially at the significant islands off the continental coast (including Japan and Taiwan) and the instantly adjoining parts of the Asian continent from Kamchatka within the north and together with the Korean Peninsula are a massive centre of endemism. Birds endemic to this area comprise representatives of the various significant households, from the world's biggest eagle - Steller's Sea Eagle - to the tiny Taiwan Firecrest. The east Asian continental coast and the offshore islands additionally shape one of many world's significant foreign poultry migration routes, specifically for waterfowl, shorebirds and raptors, whereas the east Asian continental mainland itself is domestic to a variety of species little identified to western ornithologists comparable to Scaly-sided Merganser, Oriental Stork and Mugimaki Flycatcher. The consultant positive factors the main updated textual content on hand, which, at the side of broad color plates all through, enables the sector id of the entire species identified from the zone. color distribution maps improve the textual content by means of offering a visible research of the summer time, iciness and migratory levels of all species.
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Additional info for Birds of East Asia (Helm Field Guides)
ID Uniquely patterned. Small, stocky goose, largely dark silver-grey, with black chin, throat and foreneck, white head, face, hindneck and tail. Head rather rounded with high forecrown; white head plumage may become stained rusty-orange in summer. Young have grey neck and head and entire plumage has rounded pale fringes, affording scalloped pattern as in young grey geese, though entirely blue-grey. In flight, all-dark, grey wings, blackish rump and white tail unique. ; eyes black; legs and feet bright orange.
Flanks barred black. In winter, sports orange-rufous ‘whiskers’ and ‘beard’. paler, face and breast markings less clearly defined; has ‘whiskers’ and only a small black belly patch. Flanks barred brown. BP Bill short, arched, grey; eyes mid-brown; legs dull yellow-ochre. Vo Poorly documented. Harsh metallic creaking calls and accelerating series of harsh, rasping notes: rex rex rex. 90g. SD Breeds from Lake Baikal to Japan, wintering south to NE India and S China. In E Asia, summers across NE China, adjacent N Korea, Russian Far East to Sakhalin, and N Japan.
Vo Deep guttural calls usually given in morning, also low clucks, chuckles and a shrill squeal. Audible wing-whirring display. 015kg. SD Endemic to Taiwan. Monotypic. HH Only in high mountains, 1,600–3,300m. Prefers shady, dense forest (evergreen broadleaf and coniferous), but also secondary forest, scrub and bamboo. ID elegant, long-tailed (49–53cm). Almost entirely steely blue-black with deep blue scallops on mantle, scapulars and rump, and prominent white wingbar on otherwise blue-black wings, and narrower white tips to secondaries and tertials.