Our largest gull. Primarily a bird of the Atlantic Coast, seldom seen inland except around the Great Lakes. Because of its large size and omnivorous feeding habits, the Great Black-back can be a ...

Once a rare stray to North America, this European gull has become a very common visitor here. Thousands are found every winter (with smaller numbers at other seasons), mainly along the Atlantic Coast ...

Juvenile and first-winter herrings are ... linked to egging and competition with expanding great black-backed gull populations.

The Yellow-legged Gull has only recently been recognised ... the head is less streaked and whiter than Herring Gulls. Juvenile Yellow-legged Gulls are very similar to juvenile Lesser Black-backed ...

The world’s largest gull and one formidable seabird, this impressive species lives and breeds along Northern Hemisphere shores on both sides of the Atlantic. The Great Black-backed Gull is the largest ...

The biggest gull in the world, the great black-backed gull is thick-set with a powerful beak. They are known for bullying other birds to steal food. Great black-backed gulls are happy to eat most ...