This is by far the commonest Aythya and therefore the most familiar. Though a scarce breeding bird in Britain, it is much more regular in winter, when numbers are boosted by continental migrants. At this time of year, any lake, reservoir or gravel pit should host this species, as well as its frequent companion, … See more This species is a winter visitor and in most cases confined to coastal waters. It is a bird with a northerly distribution and is quite scarce around southern English … See more This is a true rarity, though now one which occurs annually. Long clouded by confusion with hybrids, the first was identified as recently as 1987, in Staffordshire, but … See more In most identification conundrums, the hybrid option is pretty unlikely – a last resort when all else fails. However, hybrid Aythyas are common, not only involving the … See more WebApr 19, 2014 · Tufted Duck x Greater Scaup hybrid, Malmoe (Sweden), probably spring 2002 - copyright Carl Gunnar Gustavsson. This bird is close to Tufted Duck in appearance but with its finely vermiculated dark grey (not black) back it can't be a pure Tufted Duck. Although not proven its appearance seems to be consistent with Tufted Duck x Greater Scaup hybrid.
Photographs of Japanese birds » 2024 » 4月 » 12 page 1
WebIdentification. Small and short-bodied, with large head and crest which is longer in breeding males than other plumages or females. Males with black plumage, white flanks, yellow … WebWelcome to the RBA photo gallery : To search the gallery to view photos use the filters below to show the photos of your choice. The RBA gallery is free to view, and all registered users of the RBA website can upload photos. javaweb按钮事件
Inter-specific pairing in Scaup and Tufted Duck - WWT
WebJul 9, 2024 · Corbiere had a Montagu’s Scaup spent the first few days of the month. morph second-summer male) (14th). Clevedon-Yeo had four ... Heath, Minsmere and Leiston (14th). HIGHLIGHTS: Hickling Broad had the wandering 14 Shovelers, 14 Pochards, 21 Tufted Duck, Greenshank, Jack Snipe, White Wagtail, A Bee-eater was over Sizewell Hall ... Web2 The head shape and size never really looked convincing for Lesser Scaup. Although the peak of the crown was behind the eye, the head often had a Greater Scaup like feel to it, … http://www.slim-bridge.co.uk/comparison-08.html kurma barni