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  1. 山河狸
    山河狸生活在北美洲的啮齿类动物
    概览资料栖息地饮食寿命掠食者改编繁殖
  2. Copilot 答案
    界:动物界 Animalia
    门:脊索动物门 Chordata
    纲:哺乳纲 Mammalia
    目:啮齿目 Rodentia
    Overview

    The mountain beaver (Aplodontia rufa) is a North American rodent. It is the only living member of its genus, Aplodontia, and family, Aplodontiidae. It should not be confused with true North American and Eurasian beavers, … 展开

    Spelling and etymology

    Most references use the spelling Aplodontidae for the family name. This has been deemed incorrect due to the technical rules of converting a genus name into a family name. The proper conversion of Aplodontia to a f… 展开

    Description

    Mountain beavers are usually dark gray or brown, but their fur can range from slightly more reddish (rufa) to more blackish depending on subspecies, with a light patch under each ear. The animals have distinctively shor… 展开

    Habitat and distribution

    Mountain beavers are found in the Cascade Mountains of British Columbia and southward including the rest of the Cascade Range in the United States, the Olympic Mountains and Coast Ranges of Washington and Oregon, plus the … 展开