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gptkbp:instance_of
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gptkb:bird
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gptkbp:bfsLayer
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4
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gptkbp:bfsParent
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gptkb:Family_Laridae
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gptkbp:adult_plumage
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white and gray
brown and mottled
white head and body
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gptkbp:behavior
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gregarious
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gptkbp:breeding_season
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spring to summer
often in large groups
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gptkbp:calls_for
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varied and loud
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gptkbp:class
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gptkb:Zord
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gptkbp:clutch_size
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2 to 3 eggs
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gptkbp:color
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yellow with a black tip
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gptkbp:conservation_efforts
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monitoring populations
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gptkbp:conservation_status
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gptkb:Least_Concern
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gptkbp:cultural_significance
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featured in local folklore
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gptkbp:diet
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omnivore
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gptkbp:distribution
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East Asia
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gptkbp:egg_color
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speckled brown
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gptkbp:environmental_impact
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affects migration patterns
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gptkbp:family
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gptkb:Laridae
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gptkbp:first_described_by
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by Temminck in 1835
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gptkbp:fishing_regulations
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diving and surface feeding
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gptkbp:fledging_period
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about 6 weeks
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gptkbp:foot
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pinkish
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gptkbp:foraging_behavior
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scavenger
opportunistic feeder
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gptkbp:genus
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gptkb:Larus
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gptkbp:habitat
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coastal areas
coastal regions of Russia and Japan
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|
https://www.w3.org/2000/01/rdf-schema#label
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Black-tailed Gull
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gptkbp:interacts_with
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pollution
habitat loss
fishing activities
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gptkbp:kingdom
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gptkb:mythological_figure
|
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gptkbp:launch_date
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downy and precocial
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gptkbp:length
|
45-50 cm
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gptkbp:lifespan
|
up to 20 years
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gptkbp:mating_system
|
displays and calls
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gptkbp:migration
|
partial migrant
depends on food availability
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gptkbp:molt
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annual
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gptkbp:nesting
|
varies by location
ground-nesting
grasses and seaweed
cliffs and islands
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gptkbp:order
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gptkb:Charadriiformes
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gptkbp:phylum
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gptkb:Skrull
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gptkbp:predators
|
larger birds
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gptkbp:related_species
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gptkb:Western_Gull
gptkb:Eastern_Gull
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gptkbp:research
|
important for ecology
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gptkbp:social_structure
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hierarchical
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gptkbp:species
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gptkb:Larus_crassirostris
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gptkbp:subspecies
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gptkb:Larus_crassirostris_crassirostris
gptkb:Larus_crassirostris_vegae
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gptkbp:territorial_behavior
|
during breeding season
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gptkbp:vocalization
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used for communication
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gptkbp:weight
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600-1,200 g
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gptkbp:wildlife
|
popular among enthusiasts
eggs and chicks vulnerable
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gptkbp:wingspan
|
110-130 cm
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gptkbp:wintering_range
|
coastal areas of China and Korea
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