This densely built-up landscape is as unnatural as anywhere on Earth. 这座高楼林立的城市 与地球上许多地方一样远离自然
but with a serious wound on his right leg. 但右腿受了重伤
for the greatest gatherings of wildlife on planet earth. 最壮观的野生动物群提供了舞台
Next time, we venture to the newest habitat on Earth, 下一集 我们向地球上最新的栖息地进发
Grass can survive some of the harshest conditions on earth, 青草可以在地球上最为极端的环境下生长
It may look playful, but there's no harder life on the grasslands 看起来很好玩 但草原上最艰苦的生活
Ultimately, life on all grasslands 最终 所有草原上的生物