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gptkbp:instance_of
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gptkb:bird
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gptkbp:bfsLayer
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6
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gptkbp:bfsParent
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gptkb:subantarctic_skua
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gptkbp:adult_plumage
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dark brown with white wing patches
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gptkbp:behavior
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aggressive towards intruders
often seen alone
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gptkbp:breeding_season
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November to January
depends on food availability
remote islands
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gptkbp:clutch_size
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1 to 3 eggs
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gptkbp:color
|
dark brown
dark brown with lighter underparts
paler than adults
more mottled
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gptkbp:common_name
|
Macaroni skua
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gptkbp:conservation_status
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gptkb:Least_Concern
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gptkbp:diet
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gptkb:product
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gptkbp:distribution
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gptkb:Southern_Ocean
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|
gptkbp:egg_color
|
large
pale blue to greenish
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gptkbp:family
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gptkb:Stercorariidae
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|
gptkbp:first_described_by
|
1831
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gptkbp:fledging_period
|
about 50 days
|
|
gptkbp:foraging_behavior
|
scavenger
opportunistic feeder
kleptoparasitic behavior
|
|
gptkbp:genus
|
Catharacta
|
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gptkbp:habitat
|
gptkb:Antarctic_Peninsula
coastal areas
marine environments
2 to 3 years
Antarctic regions
sub-Antarctic islands
small colonies
remote coastal areas
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gptkbp:has_authority_over
|
gptkb:J._F._Gmelin
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Catharacta antarctica maccormicki
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gptkbp:length
|
50 to 60 cm
|
|
gptkbp:mating_system
|
aerial displays
|
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gptkbp:migration
|
irregular
partial migrant
short distances
seasonal movements
|
|
gptkbp:nesting
|
gptkb:railway_station
variable
grasses and feathers
scrape in the ground
predation and food supply
late October to early February
|
|
gptkbp:order
|
gptkb:Charadriiformes
|
|
gptkbp:population_trend
|
gptkb:Professional_Wrestler
|
|
gptkbp:predators
|
seabirds
|
|
gptkbp:related_species
|
Catharacta skua
|
|
gptkbp:size
|
1.5 to 3 kg
|
|
gptkbp:social_structure
|
solitary or in pairs
|
|
gptkbp:subspecies
|
gptkb:Catharacta_antarctica
|
|
gptkbp:territorial_behavior
|
defends nesting area
|
|
gptkbp:threats
|
climate change
|
|
gptkbp:vocalization
|
varied calls
|
|
gptkbp:voice_actor
|
harsh calls
|
|
gptkbp:wingspan
|
up to 1.5 meters
|