GBB Gull Photo Index
Great Black-backed Gull Larus marinus
Third-winter, Staffordshire, February 2004
Next
|
|
Great Black-backed Gull Larus marinusThird-winter, Staffordshire, February 2004 |
|
© A. R. Dean
By its third winter Great Black-back Gull begins to resemble adult plumage but can be aged by browner and slightly barred wing-coverts and the lack of fully developed bill colour.
|
|
Home |
Mediterranean
| Laughing |
Franklin's |
Little |
Sabine's |
Bonaparte's |
Black-headed |
Ring-billed | Common |
Lesser Black-backed | |