Anyof about 900 species ( order Chiroptera ) of the only mammals to have evolved true flight.
九百多种,属 翼手目.是唯一一类演化出真正飞翔能力的哺乳动物的统称.
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Among tham , 7 species is belonged to Rodenria, and Carnivora, Chiroptera and Insectivora only have 1 species respectively.
其中食虫目1种 、 翼手目1种 、 食肉目1种、啮齿目7种.
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