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gptkbp:instance_of
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gptkb:bird
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gptkbp:adult_plumage
|
white and gray
brown and white mottled
black cap on head
|
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gptkbp:behavior
|
colonial
aggressive during breeding
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gptkbp:breeding_season
|
spring to summer
large colonies
|
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gptkbp:calls_for
|
harsh and loud
|
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gptkbp:color
|
long and pointed
white underparts
|
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gptkbp:conservation_status
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gptkb:Least_Concern
|
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gptkbp:cultural_significance
|
symbol of coastal ecosystems
|
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gptkbp:diet
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gptkb:fish
|
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gptkbp:distribution
|
coastal regions worldwide
|
|
gptkbp:egg_color
|
1 to 3 eggs
speckled
|
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gptkbp:family
|
gptkb:Laridae
|
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gptkbp:fishing_regulations
|
surface diving
|
|
gptkbp:fledging_period
|
about 4 weeks
|
|
gptkbp:foot
|
long and slender
|
|
gptkbp:foraging_behavior
|
gptkb:Basketball_Player
nearshore waters
|
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gptkbp:genus
|
gptkb:Thalasseus
|
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gptkbp:habitat
|
North America and Europe
protected areas
coastal areas
sandbars and islands
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
sandwich tern
|
|
gptkbp:incubation_period
|
about 3 weeks
|
|
gptkbp:length
|
35–40 cm
|
|
gptkbp:mating_system
|
aerial displays
|
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gptkbp:migration
|
migratory
seasonal migration
|
|
gptkbp:nesting
|
variable
ground-nesting
high density
shallow scrapes in sand
|
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gptkbp:order
|
gptkb:Charadriiformes
|
|
gptkbp:population_trend
|
gptkb:Professional_Wrestler
|
|
gptkbp:predators
|
gulls and raptors
|
|
gptkbp:related_species
|
other terns
|
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gptkbp:social_structure
|
flocks
|
|
gptkbp:status
|
studied species
|
|
gptkbp:subspecies
|
gptkb:Thalasseus_sandvicensis_acuflavidus
gptkb:Thalasseus_sandvicensis_eurygnathus
gptkb:Thalasseus_sandvicensis_sandvicensis
|
|
gptkbp:tail_type
|
forked tail
|
|
gptkbp:threats
|
habitat loss
|
|
gptkbp:type_of_care
|
dependent on parents
|
|
gptkbp:vocalization
|
varied calls
|
|
gptkbp:weight
|
250–400 g
|
|
gptkbp:wingspan
|
80–90 cm
|
|
gptkbp:wintering_range
|
coastal Africa and South America
|
|
gptkbp:bfsParent
|
gptkb:Ses_Salines_Natural_Park
|
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gptkbp:bfsLayer
|
5
|