The yellow-legged gull , sometimes referred to as western yellow-legged gull , is a large gull of Europe, the Middle East and North Africa, which has only recently achieved wide recognition as a distinct species. It was formerly treated as a subspecies of either the Caspian gull ''L. cachinnans'', or more broadly as a subspecies of the herring gull ''L. argentatus''.
The genus name is from Latin ''Larus'' which appears to have referred to a gull or other large seabird, and the species name.. more