|
gptkbp:instanceOf
|
bird
|
|
gptkbp:adultPlumage
|
darker than adults
mottled_brown
|
|
gptkbp:airlines
|
dynamic gliding
|
|
gptkbp:breedingSeason
|
50%
November to January
3 to 4 years
up to 1000 pairs
Antarctic_islands
|
|
gptkbp:clutchSize
|
1 egg
|
|
gptkbp:colors
|
dark brown and white
white head and underparts
|
|
gptkbp:commonName
|
White-headed Petrel
|
|
gptkbp:conservationEfforts
|
Least Concern
habitat protection
|
|
gptkbp:culturalSignificance
|
none known
|
|
gptkbp:diet
|
zooplankton
|
|
gptkbp:distribution
|
gptkb:Southern_Ocean
|
|
gptkbp:eggColor
|
white
70 x 45 mm
|
|
gptkbp:environmentalImpact
|
potentially vulnerable
|
|
gptkbp:family
|
Procellariidae
|
|
gptkbp:fauna
|
gptkb:Pterodroma_lessonii
|
|
gptkbp:firstDescribedBy
|
Lesson
|
|
gptkbp:fledgingPeriod
|
70 to 80 days
|
|
gptkbp:foragingBehavior
|
surface feeding
up to 10 m
|
|
gptkbp:geneticDiversity
|
moderate
|
|
gptkbp:genus
|
gptkb:Pterodroma
|
|
gptkbp:habitat
|
oceanic islands
remote islands
sub-Antarctic_regions
|
|
gptkbp:hasCitations
|
nocturnal activity
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Pterodroma lessonii lessonii
|
|
gptkbp:length
|
45 to 50 cm
|
|
gptkbp:lifespan
|
up to 20 years
|
|
gptkbp:matingSystem
|
monogamous
|
|
gptkbp:migration
|
irregular
variable
nomadic
|
|
gptkbp:nesting
|
3 months
burrows
late spring
predator control
sandy_soils
|
|
gptkbp:populationTrend
|
unknown
stable
|
|
gptkbp:predators
|
feral cats
|
|
gptkbp:relatedPatent
|
gptkb:Pterodroma_mollis
|
|
gptkbp:researchAreas
|
studied but not extensively
|
|
gptkbp:socialResponsibility
|
colonial
|
|
gptkbp:socialStructure
|
monogamous pairs
|
|
gptkbp:subspecies
|
gptkb:Pterodroma_lessonii_lessonii
|
|
gptkbp:territory
|
non-territorial
|
|
gptkbp:threats
|
habitat loss
|
|
gptkbp:vocalization
|
grunting sounds
|
|
gptkbp:weight
|
600 to 800 g
|
|
gptkbp:wingspan
|
110 to 120 cm
|
|
gptkbp:yearEstablished
|
1831
|