我在森林里看到一只臭鼬模样的动物，后来才发现那是一只欧洲臭猫。

I saw a skunk-like animal in the forest, which turned out to be a ___polecat.

那个骗子骗了老人后，大家背地里都叫他黄鼠狼。

After that crook cheated the old man, everyone secretly called him a ___polecat.