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gptkbp:instance_of
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gptkb:bird
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gptkbp:bfsLayer
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5
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gptkbp:bfsParent
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gptkb:The_Office_(Palmyra_Atoll)
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gptkbp:adaptation
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excellent gliders
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gptkbp:aircraft_operated
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white with black tips
long and pointed
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gptkbp:behavior
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often seen in pairs
often seen soaring
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gptkbp:breeding_season
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year-round in tropical regions
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gptkbp:color
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gptkb:black
gptkb:none
gptkb:white
pure white plumage
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gptkbp:common_name
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gptkb:White_tern
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gptkbp:conservation_efforts
|
habitat protection
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gptkbp:conservation_status
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gptkb:Least_Concern
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gptkbp:cultural_significance
|
symbol of love in some cultures
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gptkbp:diet
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gptkb:fish
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gptkbp:distribution
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gptkb:Indian_Ocean
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gptkbp:egg_color
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gptkb:white
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gptkbp:eye_color
|
dark brown
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gptkbp:family
|
gptkb:Laridae
|
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gptkbp:first_described_by
|
gptkb:Linnaeus
|
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gptkbp:first_flight
|
graceful gliding
|
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gptkbp:fishing_regulations
|
surface feeding
near surface
|
|
gptkbp:fledging_period
|
about 50 days
|
|
gptkbp:foraging_behavior
|
dive for fish
opportunistic feeder
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|
gptkbp:habitat
|
1 year
coastal areas
tropical islands
cliffs and trees
small colonies
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|
https://www.w3.org/2000/01/rdf-schema#label
|
White tern
|
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gptkbp:incubation_period
|
about 30 days
|
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gptkbp:length
|
30 to 36 cm
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gptkbp:lifespan
|
up to 15 years
|
|
gptkbp:mating_system
|
monogamous
aerial displays
|
|
gptkbp:migration
|
non-migratory
none observed
|
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gptkbp:nesting
|
varies by region
variable
twigs and leaves
high in trees
on branches
predation and food availability
nest on trees
|
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gptkbp:order
|
gptkb:Charadriiformes
|
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gptkbp:population_trend
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gptkb:Professional_Wrestler
|
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gptkbp:predators
|
cats
|
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gptkbp:related_species
|
gptkb:Black_tern
|
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gptkbp:scientific_name
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gptkb:Gygis_alba
|
|
gptkbp:social_structure
|
loose colonies
|
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gptkbp:subspecies
|
Gygis alba alba
Gygis alba micronesica
|
|
gptkbp:tail_type
|
gptkb:white
forked tail
forked
|
|
gptkbp:threats
|
habitat loss
|
|
gptkbp:vocalization
|
soft calls
|
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gptkbp:voice_actor
|
soft whistles
|
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gptkbp:wingspan
|
80 to 90 cm
|