现存的犰狳共有20种，可以通过它们外壳上盾板的数量来区别不同的种类。

There are about 20 existing species of armadillo, which are identified by the number of bands on their armor.

youdao

现存的犰狳共有20种，可以通过它们外壳上盾板的数量来区别不同的种类。

There are about 20 existing species of armadillo, which are identified by the number of bands on their armor.

youdao