White-tailed eagle - Wikipedia
Juvenile Steller's sea eagles are a distinctly darker soot colour than juvenile white-tailed eagles with even less whitish showing on the body than the latter species but, on the other hand, the underwing often as white marked as juvenile bald eagles (dissimilarly from juvenile white-tailed eagles), albeit in different pattern.
White-tailed Eagle - eBird
Massive raptor with rather long, heavy bill; broad, plank-like wings; and relatively short, graduated tail. Looks like a flying barn door and soars with wings rather level (not slightly raised like Golden Eagle).
White-Tailed Eagle | Bird Identification Guide | Bird Spot
Juvenile white-tailed sea eagles have black-brown plumage with dark head, bill, eyes, and tail. It gains adult plumage at 5-6 years although the tail does not turn white till 8 years.
Juvenile Bald Eagles (Identification Guide with Pictures)
Juvenile Bald Eagles lack the characteristic white head and white tail of their elders. First-year birds are dark brown overall, becoming increasingly flecked in lighter feathers as they grow older. Young birds do have the diagnostic bright yellow feet of their species, but their bills are dark with a yellow gape, rather than the conspicuous ...
White-Tailed Eagle - Facts, Diet, Habitat & Pictures on ... - Animalia
During winter, migrating White-tailed eagles tend to become gregarious, especially younger juvenile birds. Many such groups can contain up to 10 birds and, in areas near large breeding populations - at least 30-40 individuals.
The Plumage of a Juvenile, Immature, and Adult Bald Eagle
Some birds take a few more years to acquire a pure white tail and tail coverts. In flight, a 5 ½ year-old bird shows the adult bald eagle plumage. While the head, neck, and tail may still show some brown streaks, these are only noticeable at close range.
White-tailed eagle (Haliaeetus albicilla) - Thai National Parks
The juvenile white-tailed eagle's tail tends to be a washed out greyish-cream color with messy blackish color on the feather edges and on the tips. Some individual juveniles may evidence some faint barring on the tail while others may appear largely dirty whitish on the tail.
Juvenile and immature birds generally lack the white tail of the adult, but the ages can be differentiated more rigorously using a combination of head, neck, bill and overall plumage colour (see Helander et al., 1989); immatures gradually moult into adult plumage by the age of 4–5 years (Cramp & Simmons, 1980; Love, 1983). White-tailed eagles
White-tailed Eagle FAQs - Roy Dennis Wildlife Foundation
Evidence from Scotland indicates that the juvenile White-tailed Eagles may disperse and explore widely in their first two years in particular, but eventually settle to breed within 50 km of the release site. This indicates the released birds that survive to breeding age will most likely settle on the Isle of Wight or in the New Forest initially.
Juvenile Dispersal of White-Tailed Eagles in Western Scotland
2009年6月1日 · From 1975 to 1985, 82 young White-tailed Eagles, collected from Norway at age 6–8 wk, were released by hacking on the island of Rum in the Inner Hebrides of western Scotland. Between 1975 and 1981, each bird was marked with a colored, plastic band, as well as a standard metal band.
- 某些结果已被删除