It rarely rains, so water and food is very hard to find. 由于很少下雨 水和食物都很难获取
Moving from tree to tree is a perilous business. 在树间跳跃穿梭十分危险
If he is to survive here, he has much to learn. 他还需要学习很多东西 才能在这存活下去
lemurs have been free to colonise almost every environment on the island, 狐猴能够在整片岛屿上生活
to take advantage of every available niche. 充分利用一切可用资源
And these provide opportunities for life to experiment and evolve. 这为不同生命的进化与试验 提供了机会
Only the most powerful dragons win the right to mate. 只有最强壮的巨蜥 才有权交配
can often lead to intense competition. 时常激起激烈的竞争
to support such giants on this relatively small island. 为这种庞然大物提供充足的食物来源