In all, 80% of marine life was wiped out in this, 80%的海洋生物因此死亡
Without this critical ingredient for life, animals started to suffocate. 没有了这种不可或缺的生命成分 动物开始窒息
plankton had been the catalyst for animal life. 浮游生物是动物生命的催化剂
causing the demise of 85% of all life, 导致85%的生命死亡
Twenty million years later, life faced one of its greatest challenges... 2000万年后 生命面临又一个巨大的挑战
Forty million years later, and a new era of life has begun, 四千万年后 一个新的生命纪♥元♥开始
In the story of life, armor has been such a success 在生命的故事中 护甲是如此成功
It's adapted to a life of predation. 它适应了掠食的生活
very similar to the first complex life forms. 与最早的复杂生物形态非常相似