A male humpback whale sings to attract a mate. 一只雄性座头鲸正在用歌声吸引雌鲸来交配
The whales have just returned to their breeding grounds in the shallow seas of the tropics. 座头鲸刚刚回到它的热带地区的浅海繁殖地
Killing a competitor makes sense if you want to protect your food supply 捕杀敌人虽然有利于保证自己的食物供给
It's a ferocious attack, and she's lucky to escape with her life. 面对这凶猛的攻击,这只母猩猩侥幸得以活下来
To intimidate their opponents, the aggressors scream and drum on buttress roots. 为了壮声势,它们尖叫着并击打树根冲向战场
oblivious to the approaching dangers. 他们还不知道危险正在接近
and they're willing to fight for it. 也值得为它们而战
As they leave their core zone, the patrol goes silent, occasionally stopping to listen. 它们离开中心居住区, 巡逻队开始保持缄默行军,不时停下来倾听
They're one of the few jungle animals able to do so. 很少有丛林动物有这样的生活方式