48 million years ago, bears, cats, and dogs hadn't evolved yet.

4800 万年前，熊、猫和狗还没有进化。

Its more plentiful cousin, the lesser panda, is also referred to as the cat bear or bear cat; however, zoologically speaking, it is neither.

比它数量多的表亲体型较小的小熊猫，有人称之为猫熊或熊猫；但是，就动物学的观点来说，它既不属于熊科动物也不属于猫科动物。