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Marine mammals are mammals that rely on marine (saltwater) ecosystems for their existence. They include animals such as cetaceans (whales, dolphins and porpoises), pinnipeds (seals, sea lions and walruses), sirenians (manatees and dugongs), sea otters and polar bears. They are an informal group, unified only by their reliance on marine ...
A common bottlenose dolphin (Tursiops truncatus). A dolphin is an aquatic mammal in the clade Odontoceti (toothed whale).Dolphins belong to the families Delphinidae (the oceanic dolphins), Platanistidae (the Indian river dolphins), Iniidae (the New World river dolphins), Pontoporiidae (the brackish dolphins), and possibly extinct Lipotidae (baiji or Chinese river dolphin).
Marine mammals comprise over 130 living and recently extinct species in three taxonomic orders.The Society for Marine Mammalogy, an international scientific society, maintains a list of valid species and subspecies, most recently updated in October 2015. [1]
Mammals are not solely terrestrial; some, including whales and dolphins, are fully aquatic the University of Michigan Museum of Zoology reports. According to the Whale and Dolphin Conservation ...
The Low Country Marine Mammal Network has studied a behavior among resident dolphins known as “strand feeding” that seems to be unique to the Carolina and Georgia coasts. The animals work ...
KDog, a common bottlenose dolphin of the United States Navy Marine Mammal Program, performs mine-clearance work while wearing a locating pinger in the Persian Gulf during the Iraq War. A military marine mammal is a cetacean or pinniped that has been trained for military uses.
Oceanic dolphins or Delphinidae are a widely distributed family of dolphins that live in the sea.Close to forty extant species are recognised. They include several big species whose common names contain "whale" rather than "dolphin", such as the Globicephalinae (round-headed whales, which include the false killer whale and pilot whale).
Why use dolphins, sea lions and whales? A marine mammal is fitted with a cage and instrument during training to search for mines and saboteurs in the Crimean Peninsula in 1992. (Wojtek Laski ...