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gptkbp:instance_of
|
gptkb:whales
|
|
gptkbp:aired_on
|
up to 15 feet
|
|
gptkbp:behavior
|
yes
|
|
gptkbp:breaching_frequency
|
occasional
|
|
gptkbp:breeding_season
|
winter
|
|
gptkbp:climate_impact
|
affects migration patterns
|
|
gptkbp:color
|
grey
|
|
gptkbp:conservation_efforts
|
protected under the Marine Mammal Protection Act
various NGOs involved
|
|
gptkbp:conservation_status
|
gptkb:Least_Concern
|
|
gptkbp:cultural_representation
|
featured in literature and art
|
|
gptkbp:cultural_significance
|
important to indigenous peoples
|
|
gptkbp:diameter
|
up to 12 inches
|
|
gptkbp:diet
|
benthic invertebrates
|
|
gptkbp:ecological_role
|
keystone species
|
|
gptkbp:famous_person
|
known for specific migratory paths.
|
|
gptkbp:fins
|
absent or very small
|
|
gptkbp:first_described_by
|
1816
|
|
gptkbp:foraging_behavior
|
bottom feeding
|
|
gptkbp:fossil_record
|
dating back to the Miocene
|
|
gptkbp:genetic_diversity
|
moderate
|
|
gptkbp:gestation_period
|
11-13 months
|
|
gptkbp:habitat
|
coastal waters
protected areas in Mexico
|
|
gptkbp:has_skin
|
rough and mottled
|
|
gptkbp:historical_hunting
|
once heavily hunted
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
The Grey Whale
|
|
gptkbp:is_vulnerable_to
|
entanglement in fishing gear
ship strikes
|
|
gptkbp:length
|
40-50 feet
|
|
gptkbp:lifespan
|
50-70 years
|
|
gptkbp:migration
|
long-distance migration
up to 12,000 miles
California to Alaska
|
|
gptkbp:population
|
approximately 20,000
|
|
gptkbp:predators
|
gptkb:killer_whales
|
|
gptkbp:reproduction
|
viviparous
|
|
gptkbp:research
|
ongoing research projects
|
|
gptkbp:research_importance
|
important for marine biology
|
|
gptkbp:scientific_name
|
gptkb:Eschrichtius_robustus
|
|
gptkbp:season
|
gptkb:Baja_California
|
|
gptkbp:size
|
about 15 feet
|
|
gptkbp:social_behavior
|
mothers care for calves
|
|
gptkbp:social_structure
|
solitary or in small groups
|
|
gptkbp:subspecies
|
gptkb:Atlantic_Grey_Whale
gptkb:Pacific_Grey_Whale
|
|
gptkbp:tail_fluke_width
|
up to 10 feet
|
|
gptkbp:tail_type
|
wide and triangular
|
|
gptkbp:threats
|
climate change and habitat loss
|
|
gptkbp:tourism_impact
|
boosts local economies
|
|
gptkbp:vocalization
|
low-frequency sounds
|
|
gptkbp:weight
|
30-40 tons
about 2,000 pounds
|
|
gptkbp:whale_calls
|
used for communication
|
|
gptkbp:wildlife
|
popular activity
historically endangered
|
|
gptkbp:bfsParent
|
gptkb:Alexander_Calder
|
|
gptkbp:bfsLayer
|
4
|