black-backed gull


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black-backed gull

1. either of two common black-and-white European coastal gulls, Larus fuscus (lesser black-backed gull) and L. marinus (great black-backed gull)
2. a southern gull, larus dominicanus, with black feathers on its back
References in periodicals archive ?
First record of nesting activity by a Lesser Black-backed Gull (Larus fuscus) in North America.
Unlike herring-gulls and lesser black-backed gulls, they don't harass or dive-bomb people, even if they have chicks or nests nearby.
Black-backed gulls are also numerous at fishing boats near shore in the north and northwest of the UK.
Nest spacing, reproductive success, and behavior of the Great Black-backed Gull (Larus marinus).
Nest spacing, reproductive success, and behavior of Black-backed Gull (Larus marinus).
In the early '90s, because of many open dumps, the terns were also being killed by unnaturally expanding herring and black-backed gull populations, which thrived on the garbage.
At 15:30 EDT, I observed a Great Black-backed Gull adult in breeding plumage chasing an adult Glossy Ibis above the tree line of the wading bird colony.
A LANDLOCKED Birmingham BT building has become home to a flock of unexpected visitors in the shape of hundreds of lesser black-backed gulls.
I would have suspected that herring, ringed-bill, and black-backed gulls, along with Canada geese, ducks, and starlings - those species being implicated in the majority of serious national bird strikes - would have been the focus of elimination, and possibly shot in even greater numbers.
A dozen pairs of great black-backed gulls - "a bruiser of a gull" says David - bred on the islands.
On their remote islands, puffins have few predators, but Great Black-backed Gulls and Peregrine Falcons are their greatest predators at the nesting colonies.
This DVD investigates the general biology, anatomy and physiology, and natural history of the herring and black-backed gulls that nest on the Isle of Shoals in upstate Maine.