gptkbp:instance_of
|
gptkb:species
|
gptkbp:bfsLayer
|
4
|
gptkbp:bfsParent
|
gptkb:Pleistocene_Megafauna
|
gptkbp:behavior
|
herbivorous grazing
|
gptkbp:body_style
|
robust
|
gptkbp:breathability
|
surface breathing
|
gptkbp:color
|
grayish-brown
|
gptkbp:conservation_efforts
|
none post-extinction
|
gptkbp:conservation_status
|
extinct
|
gptkbp:cultural_significance
|
historical interest
|
gptkbp:diameter
|
thick
|
gptkbp:diet
|
gptkb:product
|
gptkbp:discovered_by
|
gptkb:Georg_Wilhelm_Steller
|
gptkbp:ecological_role
|
herbivore in marine ecosystems
|
gptkbp:family
|
gptkb:Dugongidae
|
gptkbp:first_described_by
|
1741
|
gptkbp:first_introduced
|
1741
|
gptkbp:fossil_record
|
limited
none found
|
gptkbp:gestation_period
|
approximately 13 months
|
gptkbp:habitat
|
kelp forests
cold coastal waters
|
gptkbp:has_exit
|
human activity
|
gptkbp:historical_event
|
few available
|
https://www.w3.org/2000/01/rdf-schema#label
|
Steller's Sea Cow
|
gptkbp:known_for
|
large size
|
gptkbp:last_appearance
|
1768
|
gptkbp:length
|
up to 30 feet
up to 9 meters
|
gptkbp:native_to
|
gptkb:Bering_Sea
|
gptkbp:order
|
gptkb:Sirenia
|
gptkbp:plot_twist
|
paddle-like
|
gptkbp:population_trend
|
rapid
|
gptkbp:predators
|
none known
|
gptkbp:range
|
gptkb:North_Pacific_Ocean
|
gptkbp:related_species
|
gptkb:Sirenia
|
gptkbp:related_to
|
manatees
dugongs
|
gptkbp:reproduction
|
viviparous
|
gptkbp:research
|
limited post-extinction
|
gptkbp:research_interest
|
paleontology
|
gptkbp:scientific_name
|
gptkb:Hydrodamalis_gigas
|
gptkbp:size
|
larger than dugongs
|
gptkbp:social_structure
|
solitary or small groups
|
gptkbp:speed
|
slow
|
gptkbp:subject
|
marine biology
|
gptkbp:threats
|
overhunting
|
gptkbp:weight
|
up to 1,000 kg
|
gptkbp:wildlife
|
gptkb:battle
1768
|
gptkbp:young
|
calf
|