Back to GBB photo index
GBB Gull Photo Index

Great Black-backed Gull Larus marinus

Third-winter, Warwickshire, January 2010


Next


Great Black-backed Gull, 3W, Warks, Jan 2010

A. R. Dean

By its  third winter Great Black-back Gull begins to resemble adult plumage but can be aged by browner and variegated wing-coverts and the lack of fully developed bill colour.


Home GBB Gull Photo Index

 | Home | Mediterranean | Laughing | Franklin's | Little | Sabine's | Bonaparte's | Black-headed | Ring-billed | Common | Lesser Black-backed |
|Yellow-legged | Caspian |
Herring | Iceland | Glaucous | Great Black-backed | Kittiwake | Photo Gallery| References&Credits |