Meaning of AQUATIC MAMMAL

WordNet Dictionary
	Definition:		[n]  whales and dolphins; manatees and dugongs; walruses; seals
	See Also:		blower, cetacean, cetacean mammal, eutherian, eutherian mammal, flipper, pinnatiped, pinniped, pinniped mammal, placental, placental mammal, sea cow, sirenian, sirenian mammal