Gull
Gull, strong seabird forming the subfamily Larinae. The plumage is basically white with darker wings and back. Some species develop a dark hood in the breeding plumage. There are altogether some 40 species of gulls, and the group is widespread. Gulls are a very successful and adaptable group and many species have now become common inland as scavengers on refuse or on plowed land.
Additional topics
21st Century Webster's Family Encyclopedia21st Century Webster's Family Encyclopedia - Grand Rapids to Hadron