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gptkbp:instanceOf
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gptkb:bird
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gptkbp:billColor
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yellow with red spot
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gptkbp:birdBandingCode
|
WEGU
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gptkbp:breedingRange
|
gptkb:Baja_California
gptkb:California
gptkb:Oregon
gptkb:Washington
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gptkbp:clutchSize
|
2 to 3 eggs
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gptkbp:conservationStatus
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Least Concern
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gptkbp:diet
|
omnivore
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gptkbp:eggColor
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olive to buff with dark spots
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gptkbp:family
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gptkb:Laridae
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gptkbp:firstDescribed
|
gptkb:John_Cassin
1852
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gptkbp:fledgingPeriod
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about 6 to 7 weeks
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gptkbp:foragingBehavior
|
scavenger
feeds on fish, invertebrates, and human refuse
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gptkbp:genus
|
gptkb:Larus
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gptkbp:habitat
|
coastal areas
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|
https://www.w3.org/2000/01/rdf-schema#label
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Western Gull
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gptkbp:hybridOf
|
gptkb:Glaucous-winged_Gull
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gptkbp:incubationPeriod
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about 26 days
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gptkbp:IUCNStatus
|
LC
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gptkbp:legColor
|
pink
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gptkbp:length
|
55 to 68 cm
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gptkbp:lifespan
|
up to 25 years
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gptkbp:migratory
|
non-migratory
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gptkbp:molting
|
once per year
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gptkbp:nativeTo
|
gptkb:Pacific_coast_of_North_America
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gptkbp:nestType
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ground nest
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gptkbp:notableFeature
|
aggressive behavior
robust build
often seen at harbors and piers
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gptkbp:notableFor
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gptkb:Alcatraz_Island
gptkb:Farallon_Islands
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gptkbp:order
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gptkb:Charadriiformes
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gptkbp:plumage
|
dark gray wings and back
white head and body
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gptkbp:predators
|
foxes
large birds of prey
raccoons
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gptkbp:range
|
Larus_occidentalis_map.svg
|
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gptkbp:scientificName
|
gptkb:Larus_occidentalis
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gptkbp:sexualDimorphism
|
minimal
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gptkbp:vocalization
|
loud, harsh calls
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gptkbp:weight
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800 to 1250 g
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gptkbp:wingspan
|
120 to 140 cm
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gptkbp:bfsParent
|
gptkb:Glaucous-winged_Gull
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gptkbp:bfsLayer
|
8
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