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The white-tailed eagle (Haliaeetus albicilla), sometimes known as the 'sea eagle', [4] is a large bird of prey, widely distributed across temperate Eurasia.Like all eagles, it is a member of the family Accipitridae (or accipitrids) which also includes other diurnal raptors such as hawks, kites, and harriers.
The wings are grey-brown, and the blackish primaries have white edges which merge to form the prominent white wing markings. [25] Birds appear to moult once a year in spring or summer, although observations have been limited. [24] Young birds spend about a year in juvenile plumage before moulting into adult plumage at around a year old. [25]
The grey parrot is medium-sized, predominantly grey and black-billed. Its typical weight is 400 g (14 oz), with an approximate length of 33 cm (13 in), [8] and a wingspan of 46–52 cm (18– 20 + 1 ⁄ 2 in). [9] The head and wings are generally darker than the body. The head and body feathers have slight white edges; the tail feathers are red.
Adult birds are grey above and white below and on the rump, with faint pale grey or rufous barring. The short tail is white with a narrow black band near the end that is conspicuous in flight. A rusty-red shoulder patch is just as characteristic when the bird is sitting with its wings closed. The wings are dark above, admixed with grey near the ...
This species is mid-to-dark grey or grey-brown above, lighter (often yellowish/orange) below, with a white throat, white markings over the eye, and with (depending on the race) either white-edged or entirely white outer tail feathers. It grows to 16 cm (6.3 in) in length, of which half is the tail, which, as the name implies, is often displayed ...
The grey warbler (Gerygone igata), also known by its Māori name riroriro [3] or outside New Zealand as the grey gerygone, is an insectivorous bird in the family Acanthizidae endemic to New Zealand. It is sometimes known as the teetotum or rainbird. [4] Its natural habitat is forests, but also tends to occupy lower vegetation habitats. [5]
The gray hawk is found from Costa Rica north into the southwestern United States. The gray hawk is 46–61 cm (18–24 in) in length and weighs 475 g (16.8 oz) on average. The adult has a pale gray body, the tail is black with three white bands and the legs are orange. It is a solid, unpatterned gray on the upper parts.
The grey gull, also known as garuma gull (Leucophaeus modestus) is a medium-sized gull native to South America. Unusual among gulls, it breeds inland in the extremely dry Atacama Desert in northern Chile , although it is present as a non-breeding bird along much of the Pacific coast of South America.