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gptkbp:instance_of
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gptkb:species
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gptkbp:bfsLayer
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6
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gptkbp:bfsParent
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gptkb:Black-naped_Tern
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gptkbp:adult_plumage
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brown and white
white with grey wings
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gptkbp:behavior
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gregarious
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gptkbp:breeding_season
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April to August
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gptkbp:class
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gptkb:Zord
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gptkbp:color
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gptkb:black
white and grey
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gptkbp:common_name
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gptkb:Black-naped_Tern
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gptkbp:conservation_efforts
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habitat protection
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gptkbp:conservation_status
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gptkb:Least_Concern
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gptkbp:diet
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gptkb:fish
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gptkbp:distribution
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gptkb:Southeast_Asia
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gptkbp:ecological_role
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predator of fish
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gptkbp:egg_color
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gptkb:white
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gptkbp:eye_color
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dark brown
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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:first_flight
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graceful gliding
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gptkbp:fledging_period
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about 4 weeks
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gptkbp:foraging_behavior
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gptkb:Basketball_Player
surface diving
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gptkbp:genus
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gptkb:Sterna
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gptkbp:habitat
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coastal areas
sandy shores
small colonies
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|
https://www.w3.org/2000/01/rdf-schema#label
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Sterna sumatrana
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gptkbp:incubation_period
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about 3 weeks
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gptkbp:kingdom
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gptkb:mythological_figure
|
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gptkbp:length
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30 to 35 cm
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gptkbp:local_names
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various in different languages
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gptkbp:migration
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seasonal
partial migrant
along coastlines
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gptkbp:nesting
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beaches
ground-nesting
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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 of prey
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gptkbp:related_species
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gptkb:Sterna_hirundo
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gptkbp:social_structure
|
loose flocks
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gptkbp:status
|
studied in various regions
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gptkbp:territorial_behavior
|
defends nesting area
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gptkbp:threats
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habitat loss
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gptkbp:unesco_world_heritage_site
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gptkb:Least_Concern
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gptkbp:vocalization
|
high-pitched calls
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gptkbp:weight
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150 to 200 g
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gptkbp:wingspan
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75 to 85 cm
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