Statements (56)
| Predicate | Object |
|---|---|
| gptkbp:instance_of |
gptkb:marine_mammals
|
| gptkbp:born |
calves weighing about 2.5 tons
|
| gptkbp:breeding_season |
in winter months
|
| gptkbp:broadcasts |
krill
|
| gptkbp:coloration |
blue with mottled patterns
|
| gptkbp:communication |
low-frequency sounds
|
| gptkbp:fins |
pectoral fins
|
| gptkbp:first_described_by |
gptkb:Carl_Linnaeus
|
| gptkbp:gestation_period |
about 11 to 12 months
|
| gptkbp:habitat |
open ocean
|
| gptkbp:has_blow_height |
up to 30 feet
|
| gptkbp:has_breathing_holes |
two blowholes
|
| gptkbp:has_color |
blue-gray with lighter spots
|
| gptkbp:has_diet |
planktonic organisms
|
| gptkbp:has_heart_weight |
about 400 pounds
|
| gptkbp:has_skin |
smooth and streamlined
|
| gptkbp:has_vocalizations |
that can be heard over long distances
|
| gptkbp:has_weight |
up to 200 tons
|
| https://www.w3.org/2000/01/rdf-schema#label |
Blue whale
|
| gptkbp:is_a |
gptkb:Viper
filter feeder endangered species |
| gptkbp:is_affected_by |
climate change
fishing activities noise pollution |
| gptkbp:is_considered |
a keystone species
|
| gptkbp:is_found_in |
oceans worldwide
|
| gptkbp:is_known_for |
its massive size
its gentle nature its long migrations its loud calls being the largest animal on Earth |
| gptkbp:is_known_to |
dive for up to 30 minutes
travel long distances breach and slap the water |
| gptkbp:is_monitored_by |
conservation organizations
|
| gptkbp:is_observed_in |
various oceanic regions
|
| gptkbp:is_part_of |
marine ecosystems
the food chain the marine food web Balaenopteridae family the marine biodiversity |
| gptkbp:is_protected_by |
international laws
|
| gptkbp:is_studied_for |
its behavior and ecology
|
| gptkbp:is_studied_in |
marine biologists
|
| gptkbp:is_subject_to |
research studies
|
| gptkbp:is_vulnerable_to |
ship collisions
|
| gptkbp:length |
up to 100 feet
usually one calf at a time |
| gptkbp:lifespan |
70 to 90 years
|
| gptkbp:migration |
warmer waters for breeding
|
| gptkbp:predators |
gptkb:humans
|
| gptkbp:social_structure |
solitary or in small groups
|
| gptkbp:wildlife |
due to whaling and ship strikes
|
| gptkbp:bfsParent |
gptkb:whales
|
| gptkbp:bfsLayer |
4
|