left Africa millions of years earlier 在数百万年前离开非洲
had left many of Earth's great habitats free for the taking. 使地球上许多重要的栖息地 变得唾手可得
and they are left to fend for themselves... 自从出生的那一刻
turtles went back to the seas their ancestors left, 海龟回到了祖先曾离开的大海
The biggest extinction event in history has left the world barren... 史上最大的灭绝事件令世界一片荒凉
Will be left by the wayside tomorrow? 男女老幼流离失所
On the hills of haiti, only two percent of the forests are left. 海地山坡上的树林只剩2%
In the united states, only three million farmers are left. 在美国 只剩三百万农民