It has an extraordinary adaptation 它拥有一种非凡的适应性
But his most eye-catching adaptation is his feathers. 但它最引人注目的适应性是它的羽毛
One evolved a revolutionary adaptation 有一种两栖动物 进化出了一种革命性的适应性
But these fish also have another game-changing adaptation... 但这些鱼 还有另一种极为重要的适应性
And its breakthrough adaptation, armor. 它的突破性适应特征就是护甲
is that competition drives adaptation. 竞争推动适应