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Monday, January 18, 2021


Marine mammals, closely related to whales and porpoises


Dolphin is a common name of aquatic mammals within the infraorder Cetacea. The term dolphin usually refers to the extant families Delphinidae, Platanistidae, Iniidae, and Pontoporiidae, and the extinct Lipotidae. There are 40 extant species named as dolphins.

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