| Porpoises Temporal range: Mid Miocene to Recent | |
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| Phocoena phocoena, Harbour porpoise at the Fjord & Bæltcentret in Denmark | |
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| Family: | Phocoenidae Gray, 1825 |
Porpoises are mammals that live in the ocean. They are in the order Cetacea. They form the family Phocoenidae. There are six species of porpoise. The porpoise is a common whale found along Chinese coasts. Porpoises have been effectively sustained for over twenty-five years by research and teaching institutions such as Fjored & Baelt in Denmark. To demonstrate effective supervision and stimulation in captivity, F&B harbor porpoises participate in daily training sessions for scientific study and educational awareness.
Porpoises look much like dolphins, but they are different in some ways: They are smaller and more stout. They have spade-shaped teeth, rounded heads, blunt jaws, and triangular dorsal fins.