cetacean: Media
mammal
Videos
How do zoos feed their hungry dolphins?
The average dolphin eats 15 to 20 pounds of fish per day.
Video: Encyclopædia Britannica, Inc.
Know the different theories explaining why whales become beached onshore
Learn why whales—such as pilot whales at Fairwell Spit, New Zealand—sometimes get...
Video: © Behind the News (A Britannica Publishing Partner)
Images
gray whale
Gray whale (Eschrichtius robustus) compared in size to an elephant.
Encyclopædia Britannica, Inc.
Greenland right whale, or bowhead (Balaena mysticetus)
Greenland right whale, or bowhead (Balaena mysticetus).
Encyclopædia Britannica, Inc.
humpback whale
Humpback whale (Megaptera novaeangliae) compared in size to an elephant.
Encyclopædia Britannica, Inc.
bottlenose dolphins
A newborn bottlenose dolphin calf swimming alongside its mother at SeaWorld amusement...
PRNewsFoto/SeaWorld San Diego/AP Images
northern right whale (Eubalaena glacialis)
Northern right whale (Eubalaena glacialis).
Encyclopædia Britannica, Inc.
whaling
Japanese factory ship hauling a minke whale through a slipway in the ship's stern,...
Culley/Greenpeace
Ganges river dolphin
Ganges river dolphin, or susu (Platanista gangetica).
Encyclopædia Britannica, Inc.
minke whale
Minke whale (Balaenoptera acutorostrata) compared in size to a human.
Encyclopædia Britannica, Inc.
dolphin family
Dolphins (family Delphinidae) and river dolphin (family Platanistidae).
Encyclopædia Britannica, Inc.
humpback whale
Whales such as humpbacks (Megaptera novaeangliae) communicate by producing...
Al Giddings/Images Unlimited
fin whale
Fin whale (Balaenoptera physalus) compared in size to an elephant.
Encyclopædia Britannica, Inc.
Baird's beaked, or giant bottlenose, whale
Baird's beaked, or giant bottlenose, whale (Berardius bairdii).
Encyclopædia Britannica, Inc.
beluga whale
Beluga (Delphinapterus leucas) compared in size to a human.
Encyclopædia Britannica, Inc.
sei whale
Sei whale (Balaenoptera borealis) compared in size to a human and an elephant.
Encyclopædia Britannica, Inc.
Pakicetus
Pakicetus, an ancestral whale, the first cetacean discovered with functional...
Encyclopædia Britannica, Inc.
Audio
southern blue whale vocalization
Call of a southern blue whale (Balaenoptera musculus intermedia) recorded...
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