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gptkbp:instanceOf
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gptkb:bird
gptkb:species
|
|
gptkbp:billColor
|
yellow
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|
gptkbp:breedingSeason
|
varies by region
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|
gptkbp:clutchSize
|
1-2
|
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gptkbp:commonName
|
gptkb:crested_tern
gptkb:swift_tern
gptkb:greater_crested_tern
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gptkbp:conservationStatus
|
Least Concern
|
|
gptkbp:describedBy
|
gptkb:Lichtenstein
|
|
gptkbp:describedYear
|
1823
|
|
gptkbp:diet
|
gptkb:fish
gptkb:squid
|
|
gptkbp:distribution
|
gptkb:Africa
gptkb:Australia
gptkb:southern_Asia
coastal regions of the Indian Ocean
coastal regions of the western Pacific Ocean
|
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gptkbp:family
|
gptkb:Laridae
|
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gptkbp:genus
|
gptkb:Thalasseus
|
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gptkbp:habitat
|
gptkb:island
beaches
coastal waters
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
greater crested tern
|
|
gptkbp:IUCNStatus
|
22694598
|
|
gptkbp:legColor
|
black
|
|
gptkbp:lifespan
|
up to 20 years
|
|
gptkbp:migratory
|
partially migratory
|
|
gptkbp:nesting
|
colonial
|
|
gptkbp:notableFor
|
gptkb:Rottnest_Island,_Australia
Robben Island, South Africa
|
|
gptkbp:order
|
gptkb:Charadriiformes
|
|
gptkbp:plumage
|
white with grey wings and back
|
|
gptkbp:scientificName
|
gptkb:Thalasseus_bergii
|
|
gptkbp:size
|
44–48 cm length
|
|
gptkbp:subspecies
|
gptkb:Thalasseus_bergii_bergii
gptkb:Thalasseus_bergii_cristatus
gptkb:Thalasseus_bergii_enigma
gptkb:Thalasseus_bergii_thalassinus
gptkb:Thalasseus_bergii_velox
|
|
gptkbp:threats
|
habitat loss
egg predation
disturbance at breeding sites
|
|
gptkbp:wingspan
|
125–135 cm
|
|
gptkbp:bfsParent
|
gptkb:Chinese_crested_tern
gptkb:Pitti_Bird_Sanctuary
|
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gptkbp:bfsLayer
|
6
|