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gptkbp:instance_of
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gptkb:bird
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gptkbp:adaptations
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camouflage during nesting
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gptkbp:adult_plumage
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dark gray
brown and mottled
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gptkbp:behavior
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nocturnal
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gptkbp:breeding_season
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spring to summer
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gptkbp:character_voice
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soft cooing sounds
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gptkbp:clutch_size
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one egg
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gptkbp:color
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dark brown
short and thick
seasonal plumage change
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gptkbp:coloration
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white underparts
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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
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birdwatching
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gptkbp:diet
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zooplankton
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gptkbp:egg_color
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gptkb:white
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gptkbp:egg_size
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about 5 cm long
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gptkbp:family
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gptkb:Alcidae
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gptkbp:first_described_by
|
1850
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gptkbp:fledging_period
|
40 days
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gptkbp:flight_style
|
rapid wingbeats
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gptkbp:foraging_behavior
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gptkb:diving
up to 30 meters
pursuit diving
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gptkbp:fossil_record
|
present in Pleistocene
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gptkbp:genus
|
Ptychoramphus
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gptkbp:habitat
|
marine environments
coastal islands
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gptkbp:habitat_preference
|
rocky shorelines
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gptkbp:habitat_range
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from Alaska to California
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gptkbp:hatching_time
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altricial
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|
https://www.w3.org/2000/01/rdf-schema#label
|
Cassin's auklet
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gptkbp:incubation_period
|
30 days
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gptkbp:length
|
25–30 cm
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gptkbp:migration
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non-migratory
not migratory
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gptkbp:named_after
|
gptkb:John_Cassin
|
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gptkbp:nest_material
|
feathers and grass
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gptkbp:nesting
|
burrows
high in undisturbed areas
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gptkbp:nesting_site
|
burrows or crevices
|
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gptkbp:order
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gptkb:Charadriiformes
|
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gptkbp:population_trend
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gptkb:stable
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gptkbp:predators
|
seabirds
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gptkbp:range
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gptkb:North_Pacific_Ocean
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gptkbp:related_species
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Rhinoceros auklet
Least auklet
alcids
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gptkbp:reproduction
|
lay one egg
|
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gptkbp:social_behavior
|
solitary or in small groups
|
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gptkbp:social_structure
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monogamous pairs
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gptkbp:tail_type
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short and square
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gptkbp:territorial_behavior
|
during breeding season
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gptkbp:threats
|
climate change
habitat loss
oil spills
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gptkbp:vocalization
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used for communication
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gptkbp:weight
|
200–300 g
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gptkbp:wing_configuration
|
pointed wings
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gptkbp:wingspan
|
60–70 cm
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gptkbp:bfsParent
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gptkb:John_Cassin
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gptkbp:bfsLayer
|
7
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