黑脚雪貂，唯一原产于北美的雪貂，是濒临灭绝的哺乳物种之一。

The continent's only native ferret is one of its most endangered mammals. In 1986, there were only 18 individuals left, but the species is clawing back.

youdao

黑脚雪貂，唯一原产于北美的雪貂，是濒临灭绝的哺乳物种之一。

The continent's only native ferret is one of its most endangered mammals. In 1986, there were only 18 individuals left, but the species is clawing back.

youdao