Whale
Videos
Whales are a widely distributed and diverse group of fully aquatic placental marine mammals. As an informal and colloquial grouping, they correspond to large members of the infraorder Cetacea, i.e. al
Southern right whale
Basilosaurus skeleton
Skeleton of a bowhead whale; notice the vestigial pelvis. Richard Lydekker, 1894
Sperm whale skeleton. Richard Lydekker, 1894.
Cetacean
Videos
Cetaceans are marine mammals belonging to the infraorder Cetacea, a secondarily aquatic clade under the order Artiodactyla that include whales, dolphins, porpoises and extinct groups such as Basilosau
Whale
…and diverse group of fully aquatic placental marine mammals. As an informal and colloquial grouping, they correspond to large members of the infraorder Cetacea, i.e. all cetaceans apart from dolphins and porpoises. Dolphins and porpoises may be considered whales from a formal, cladistic perspective. Whales…
Mother and baby sperm whale
Humpback stellwagen edit
Killerwhales jumping
GRNMS Right Whales