Adults are about 18 inches long.
A ring billed gull's diet varies. It includes insects, small fish, invertebrates, some crustaceans, and garbage scavenged from dumpsters and/or landfills.
Gulls are in the family Laridae, with terns. Subfamily, Larinae. There is no such species as a "Seagull". The familiar gulls are the herring, greater black backed, ring billed, Sabine's, laughing , Bonaparte's gulls.
herring,great black backed,ring billed,laughing gulls.
animal
Roger M. Evans has written: 'Imprinting and mobility in young ring-billed gulls, Larus delawarensis'
I know that there are Gulls at the Great Salt Lake in Utah the ring billed gull comes inland each winter,as far as tennessee.
the white pelican's enemy is a coyote, common raven, great horned owl, bald eagles, red foxes, herring gulls, California gulls, and ring-billed gills.
Kees Vermeer has written: 'Breeding biology of California and ringbilled gulls' -- subject(s): California gull, Birds, Ring-billed gull, Nests, Geographical distribution
In Wisconsin, common species of seagulls include the Ring-billed Gull, Herring Gull, and Bonaparte's Gull. The Ring-billed Gull is easily recognizable by its distinctive black ring around its bill, while the Herring Gull is larger with a more robust build and a gray mantle. Bonaparte's Gull is smaller and features a black head in breeding plumage. These gulls can often be found near lakes, rivers, and coastal areas during migration and breeding seasons.
Coyotes, feral dogs, hawks
probobly big birds and people. that's my guss. puting gulls under orca food is rediculous.
Actually, there are 45 species of gulls. Seagull is an incorrect term used to describe all gulls. Some common gulls are the herring, black backed, laughing, Franklin's, ring billed, Thayer's, California, Sabine's, Iceland, Black headed, Bonaparte's, little, glaucous, ivory, Ross', and black legged kittiwake.