| 释义 |
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生物学 犬科动物 The Canidae is a family of dog-like carnivores that includes 16 genera and 36 species. Considerable interest in the evolutionary relationships of canids had resulted in analyses based on morphological data, karyotype, allozymes and DNA molecular. 犬科动物属哺乳纲食肉目,包括16个属,现有36个物种,其种属之间的系统进化关系比较复杂,特别是大耳狐、灰狐和貉相互之间及与其它犬科动物种属间的进化关系存在较大分歧,同时,犬科动物种属间核型多态的遗传机制还不清楚。 犬科
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