western gull

E672975

The western gull is a large, robust gull native to the Pacific coast of North America, commonly found along rocky shorelines, beaches, and offshore islands.

Jump to: Statements Referenced by

Statements (58)

Predicate Object
instanceOf bird species
gull
averageLength 55–68 cm
averageMass 800–1250 g
benefitsFrom human refuse and fisheries discards
billColor yellow with red spot on lower mandible
binomialName Larus occidentalis NERFINISHED
breedingSite offshore islands
rocky islets
class Aves
clutchSize 2–3 eggs
commonIn Channel Islands NERFINISHED
Puget Sound NERFINISHED
San Francisco Bay NERFINISHED
describedBy John James Audubon NERFINISHED
diet opportunistic omnivore
dietIncludes carrion
eggs and chicks of other birds
fish
human food waste
marine invertebrates
eggColor olive to buff with dark blotches
eyeColor pale yellow
family Laridae NERFINISHED
foragingBehavior predator
scavenger
genus Larus NERFINISHED
habitat coastal cliffs
harbors
offshore islands
rocky shorelines
sandy beaches
urban waterfronts
hybridizesWith glaucous-winged gull NERFINISHED
IUCNStatus Least Concern
kingdom Animalia
legColor pink
lifespanInWild up to about 25 years
migrationPattern mostly resident
short-distance movements along coast
nativeTo Pacific coast of North America
western North America
nestType ground nest
order Charadriiformes NERFINISHED
parentalCare biparental
phylum Chordata
plumageColor blackish gray upperwings with white tips
dark gray mantle
white head and underparts
rangeExtendsFrom British Columbia NERFINISHED
rangeExtendsTo Baja California NERFINISHED
similarTo glaucous-winged gull NERFINISHED
taxonRank species
threat habitat disturbance at breeding colonies
human persecution at landfills and fisheries
vocalization loud laughing call
wingspan 120–140 cm
yearDescribed 1839

Referenced by (1)

Full triples — surface form annotated when it differs from this entity's canonical label.