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hamster
(Encyclopedia)hamster, Old World rodent, related to the voles, lemmings, and New World mice. There are many hamster species, classified in several genera. All are solitary, burrowing, nocturnal animals, with chunky...white-tailed rat
(Encyclopedia)white-tailed rat: see hamster.mouse
(Encyclopedia)mouse, name applied to numerous species of small rodents, often having soft gray or brown fur, long hairless tails, and large ears. The chief distinction between these animals and the variety of roden...rodent
(Encyclopedia)rodent, member of the mammalian order Rodentia, characterized by front teeth adapted for gnawing and cheek teeth adapted for chewing. The Rodentia is by far the largest mammalian order; nearly half of...Browse by Subject
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