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gptkbp:instanceOf
|
bird
|
|
gptkbp:adultPlumage
|
acquired after 2 years
|
|
gptkbp:airlines
|
dynamic soaring
|
|
gptkbp:behavior
|
nocturnal
|
|
gptkbp:breedingSeason
|
gptkb:New_Zealand
aerial displays
September to December
up to 1000 pairs
|
|
gptkbp:clutchSize
|
1 to 2 eggs
|
|
gptkbp:colors
|
dark brown and white
|
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gptkbp:commonName
|
gptkb:White-necked_Petrel
|
|
gptkbp:conservationEfforts
|
Least Concern
habitat protection
|
|
gptkbp:culturalHeritage
|
dark brown above, white below
|
|
gptkbp:culturalSignificance
|
not widely known
|
|
gptkbp:diet
|
zooplankton
|
|
gptkbp:distribution
|
South_Pacific_Ocean
|
|
gptkbp:eggColor
|
white
60 x 40 mm
|
|
gptkbp:family
|
Procellariidae
|
|
gptkbp:firstDescribedBy
|
1831
|
|
gptkbp:fledgingPeriod
|
70 to 80 days
|
|
gptkbp:foragingBehavior
|
surface feeding
|
|
gptkbp:genus
|
gptkb:Pterodroma
|
|
gptkbp:habitat
|
oceanic islands
remote islands
|
|
gptkbp:hasAuthorityOver
|
Gould
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Pterodroma hypoleuca
|
|
gptkbp:iceClass
|
open ocean
|
|
gptkbp:launchDate
|
naked
|
|
gptkbp:length
|
40 to 50 cm
|
|
gptkbp:lifespan
|
up to 30 years
|
|
gptkbp:migration
|
non-migratory
seasonal dispersal
|
|
gptkbp:nesting
|
50%
October to January
burrows
grass and feathers
|
|
gptkbp:populationTrend
|
stable
|
|
gptkbp:predators
|
rats
|
|
gptkbp:researchAreas
|
studied in the wild
|
|
gptkbp:socialStructure
|
colonial
|
|
gptkbp:subspecies
|
gptkb:Pterodroma_hypoleuca_hypoleuca
gptkb:Pterodroma_hypoleuca_gouldi
|
|
gptkbp:territory
|
defends nesting area
|
|
gptkbp:threats
|
habitat loss
|
|
gptkbp:vocalization
|
grunting sounds
|
|
gptkbp:weight
|
700 to 1000 g
|
|
gptkbp:wildlife
|
Least Concern
|
|
gptkbp:wingspan
|
100 to 120 cm
|