Even so, experts indicate that this animal is a blue whale (Balaenoptera musculus), either totally or partially.

即便如此，专家指出这种动物是一种蓝鲸（Balaenoptera musculus），无论是全部还是部分。

And each began cohabitating with humans at different times in our evolutionary history. For example, " Mus musculus domesticus."

在我们进化史不同时期，每种老鼠都开始了与人类共活。比如, “家鼠。”

" Mus musculus domesticus" .It began raiding human pantries around 12,000 years ago.

“Mus musculus domesticus”。大约在 12,000 年前，它开始袭击人类储藏室。