Gull the exceptions being Sabine's gull and swallow-tailed gulls, which have forked tails, and Ross's gull, which has a wedge-shaped tail. Gulls have moderately long legs, especially when compared to the similar terns, with fully webbed feet. The bill is generally heavy and slightly hooked, with the larger species having stouter bills than the smaller species. The bill colour is often yellow with a red spot for the larger white-headed species and red, dark red or black in the smaller species. The gulls are generalist feeders. Indeed, they are the least specialised of all the seabirds, and their morphology allows for
Fork-tailed storm petrel is along the coast of the northern Pacific Ocean, extending from northern California to northeast Asia. They mainly feed on planktonic crustaceans, small fish and squid, but will also consume offal. Similarly to other storm-petrels, it forages by picking food of the surface of the water while in flight. The fork-tailed storm petrel is small seabird that is 20 cm in length with a wingspan of 45.9 cm. Its foraging behaviour resembles other storm-petrels, where it flies with short stiff wingbeats close to the surface of the water. Despite its name, the forked tail in this bird is not always