草原象和森林象已经分开了至少3百万年，研究者表示，就像亚洲象和已灭绝的长毛猛犸象一样，彼此成为完全不同的物种。
Savannah and forest elephants have been separated for at least three million years, they say, and are as distinct from each other as Asian elephants are from the extinct woolly mammoth.
草原象和森林象已经分开了至少3百万年，研究者表示，就像亚洲象和已灭绝的长毛猛犸象一样，彼此成为完全不同的物种。
Savannah and forest elephants have been separated for at least three million years, they say, and are as distinct from each other as Asian elephants are from the extinct woolly mammoth.
应用推荐