Food became more spread out, 食物变得更分散 harder to find. 更难以寻找 And as the Earth changed, 随着地球的改变 so did the mammals. 哺乳动物也在改变 Some became enormous. 有一些变得很庞大 A male Megacerops. 一只雄性巨角犀 Two and a half meters tall... 2.5米高 来自《我们星球上的生命 第一季 第七集 Life on Our Planet S01E07 地球继承者》第 96 行
