there had been hundreds of ancient species living in the trees, 树上居住着数百种古老的物种
Today, there are more than 3,000 species of snake. 如今世界上有超过3000种蛇
there were more species on land than in the oceans. 这在地球历史上是第一次
there was such an explosion in biodiversity... 生物多样性出现爆♥炸♥式增长
Today, there are ten times more flowering plants 如今 开花植物的数量
Even then, there are times when more drastic measures are called for. 即便如此 有时也需要更极端的措施
Today, there are more than 10,000 species of reptile... 如今有超过一万种爬行动物
For there is one particular life-form that thrives on dead organic matter. 因为有一种生物 依靠死亡的有机物兴旺发展