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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 grey
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gptkbp:aircraft_operated
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grey with white tips
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gptkbp:behavior
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colonial
aggressive during breeding
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gptkbp:breeding_season
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spring to summer
depends on habitat quality
often in large groups
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gptkbp:calls_for
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trumpet-like
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gptkbp:clutch_size
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2-5 eggs
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gptkbp:color
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gptkb:black
black cap on head
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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
|
not widely recognized
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gptkbp:diet
|
insects
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gptkbp:distribution
|
Eurasia and Africa
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gptkbp:egg_color
|
white or pale blue
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gptkbp:eye_color
|
dark
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gptkbp:family
|
gptkb:Laridae
|
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gptkbp:first_flight
|
light and buoyant
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gptkbp:fledging_period
|
3-4 weeks
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gptkbp:foraging_behavior
|
diurnal
skimming
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gptkbp:genus
|
gptkb:Chlidonias
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gptkbp:habitat
|
wetlands
shallow waters
Europe and Asia
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Whiskered Tern
|
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gptkbp:length
|
28-32 cm
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gptkbp:mating_system
|
aerial displays
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gptkbp:migration
|
migratory
seasonal migration
varies by population
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gptkbp:nesting
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ground-nesting
near water bodies
grasses and reeds
defensive of nests
|
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gptkbp:predators
|
birds of prey
|
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gptkbp:related_species
|
gptkb:Black_Tern
|
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gptkbp:social_structure
|
loose flocks
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gptkbp:species
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gptkb:Chlidonias_hybrida
|
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gptkbp:status
|
studied for ecology
|
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gptkbp:subspecies
|
gptkb:Chlidonias_hybrida_delalandii
gptkb:Chlidonias_hybrida_hybrida
gptkb:Chlidonias_hybrida_minussensis
Chlidonias hybrida javanicus
|
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gptkbp:tail_type
|
forked tail
|
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gptkbp:threats
|
habitat loss
|
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gptkbp:vocalization
|
varied calls
|
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gptkbp:weight
|
80-150 g
|
|
gptkbp:wingspan
|
70-80 cm
|
|
gptkbp:wintering_range
|
Africa and South Asia
|
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gptkbp:young
|
fledglings
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