Hartlaub's Gull

分类位置

同属物种

Andean Gull

Andean Gull

Black-billed Gull

Black-billed Gull

红嘴鸥

Black-headed Gull

Bonaparte's Gull

Bonaparte's Gull

棕头鸥

Brown-headed Gull

褐頭鷗

Brown-hooded Gull

形态与习性

Hartlaub's gull (Chroicocephalus hartlaubii) is a small gull in the genus Chroicocephalus. It was formerly (as with other related gulls) placed in the genus Larus until genetic research demonstrated that the old broad view of that genus was paraphyletic. In the past it had sometimes been treated as a subspecies of the Australasian silver gull (C. novaehollandiae), but is now treated as a separate species; current genetic evidence suggests its closest relative is not the silver gull but the Afric