There are more than 50 species of seagulls, with a Little Gull weighing as little as 4.2 ounces, and a Great Black-beaked Gull weighing as much as 3.8 pounds. As with their weight, seagulls also range in size from 11.5 inches to 30 inches, depending on its species.
Seagulls have relatively long legs and fully webbed feet. Seagulls are found on every continent, including Antarctica. They are migratory birds and tend to move toward warmer climates during the winter.
"Seagull" is a common term, often used to describe any popular seabird, but many birds called seagulls are technically not gulls.