Search results
Results from the WOW.Com Content Network
The food taken by gulls includes fish, and marine and freshwater invertebrates, both alive and already dead; terrestrial arthropods and invertebrates such as insects and earthworms; rodents, eggs, carrion, offal, reptiles, amphibians, seeds, fruit, human refuse, and even other birds. No gull species is a single-prey specialist, and no gull ...
The following is a list of errors in the corrected reprint: On page 21, the illustration of a gull's head, with a pointer highlighting an ear-spot, shows a bird with a full hood; ear-spots are a feature which appears on hooded gulls only when the hood (a feature of breeding plumage) is lost, in winter.
The American herring gull or Smithsonian gull (Larus smithsonianus or Larus argentatus smithsonianus) is a large gull that breeds in North America, where it is treated by the American Ornithological Society as a subspecies of herring gull (L. argentatus). Adults are white with gray back and wings, black wingtips with white spots, and pink legs.
The short-billed gull is a small gull with a length 40–45 cm (16–18 in) and a wingspan 100–120 cm (39–47 in). It is smaller than other gulls in the Common gull complex, with a shorter bill and longer wings. [5] Its wings appear long and narrow in flight relative to its short body.
The laughing gull (Leucophaeus atricilla) is a medium-sized gull of North and South America. Named for its laugh-like call, it is an opportunistic omnivore and scavenger . It breeds in large colonies mostly along the Atlantic coast of North America, the Caribbean , and northern South America.
The California gull (Larus californicus) is a medium-sized gull, smaller on average than the herring gull, but larger on average than the ring-billed gull (though it may overlap in size with both). Although named after California , it can be found annually across most of western North America, from the Canadian prairie provinces in the ...
The little gull (Hydrocoloeus minutus), is a species of gull belonging to the family Laridae which is mainly found in the Palearctic with some colonies in North America. It breeds on freshwaters and spends winters at sea. It is the smallest species of gull in the world and the only species in the monospecific genus Hydrocoloeus.
This bird tends to be faithful to its nesting site, if not its mate, from year to year. The ring-billed gull is a familiar sight in North American parking lots, where it can regularly be found congregating in large numbers. [8] [9] In some areas, it is displacing less aggressive birds such as the common tern. In flight, New York