Juvenile Common And Arctic Terns
Keith Vinicombe points out the pitfalls of separating juvenile and winter-plumaged Common and Arctic Terns in autumn.
01/01/2010
Is that a female American Wigeon or a hybrid? American Golden Plover or the rarer Pacific? Some of birding's best-known ID experts provide the answers to these and many more identification conundrums.
Keith Vinicombe points out the pitfalls of separating juvenile and winter-plumaged Common and Arctic Terns in autumn.
01/01/2010
When male Linnet loses its summer plumage it becomes another small brown finch, and is less easily separated from Twite. Keith Vinicombe...
01/01/2010
Keith Vinicombe unravels the ID intricacies of separating Baird's Sandpiper from potential confusion species, White-rumped and Semipalmated...
01/01/2010
Our two commonest pipits are very similar and best separatedby habitat and song, but there are other reliable differences between them, as...
01/01/2010
Keith Vinicombe made the most of two rare opportunities to compare Hudsonian and Eurasian Whimbrels and puts the case for splitting them.
01/01/2010
Female and juvenile Common and Black Redstarts on migration aren't as straightforward to identify as breeding birds. Keith Vinicombe points...
01/01/2010
Among the earliest of the southward-bound waders, Green Sandpipers are sometimes mistaken for scarcer Wood Sandpipers. Keith Vinicombe...
01/01/2010
Vagrant American and Pacific Golden Plovers can be very difficult to separate from each other and from the more familiar European Golden...
01/01/2010
Winter brings Bewick's and Whooper Swans to favoured wetlands in Britain. Keith Vinicombe explains how to separate these two similar...
01/01/2010
Late summer heralds movements of Balearic Shearwaters into British waters. Keith Vinicombe explains how to separate this Critically...
01/01/2010
Is it Buff, or a Ruff? Juveniles of the latter are often mistaken for young Buff-breasted Sandpipers in autumn. Keith Vinicombe helps you...
01/01/2010
Late winter is the peak time for the white-winged Glaucous and Iceland Gulls in Britain. Keith Vinicombe explains how to separate these two...
01/01/2010