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gptkbp:instance_of
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gptkb:species
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gptkbp:bfsLayer
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5
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gptkbp:bfsParent
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gptkb:Hydrobatidae
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gptkbp:adult_plumage
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dark brown above, white below
similar to adults but more mottled
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gptkbp:breeding_season
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spring to summer
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gptkbp:clutch_size
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1 egg
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gptkbp:color
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dark brown and white
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gptkbp:common_name
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gptkb:Cory's_shearwater
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gptkbp:conservation_efforts
|
monitoring populations
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gptkbp:conservation_status
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gptkb:Least_Concern
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gptkbp:cultural_significance
|
not widely recognized
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gptkbp:diet
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zooplankton
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gptkbp:distribution
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gptkb:North_Atlantic_Ocean
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gptkbp:egg_color
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gptkb:white
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gptkbp:family
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gptkb:Procellariidae
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gptkbp:first_described_by
|
by J. F. Gmelin in 1789
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gptkbp:first_flight
|
dynamic soaring
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gptkbp:fledging_period
|
about 70 days
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gptkbp:foraging_behavior
|
surface feeding
scavenging and hunting
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gptkbp:genus
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gptkb:Oceanodroma
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gptkbp:habitat
|
oceanic waters
up to several thousand pairs
Madeira and Azores
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|
https://www.w3.org/2000/01/rdf-schema#label
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Oceanodroma castro
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gptkbp:incubation_period
|
about 50 days
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gptkbp:is_observed_in
|
observed in coastal areas
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gptkbp:length
|
30 to 38 cm
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gptkbp:lifespan
|
up to 20 years
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gptkbp:migration
|
across the Atlantic Ocean
autumn and spring
long-distance migratory
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gptkbp:nesting
|
April to September
burrows
digging burrows
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gptkbp:order
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gptkb:Procellariiformes
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gptkbp:predators
|
seabirds and mammals
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gptkbp:related_species
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gptkb:Puffinus_puffinus
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gptkbp:reproduction
|
monogamous
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gptkbp:social_structure
|
solitary or in small groups
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gptkbp:subspecies
|
none known
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gptkbp:threats
|
habitat loss and pollution
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gptkbp:unesco_world_heritage_site
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gptkb:Least_Concern
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gptkbp:voice_actor
|
low-pitched calls
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gptkbp:weight
|
200 to 400 g
|
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gptkbp:wingspan
|
75 to 85 cm
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