- she listens for prey.
它会倾听猎物的声音 - For tiny mammals, nowhere is safe.
对于小型哺乳动物来说 哪里都不安全 - While the first owls were menacing the northern pine forests,
第一批猫头鹰在北方的松树林肆虐时 - elsewhere, another important habitat was emerging.
另一个重要的栖息地也在别处出现 - The asteroid had wiped out three-quarters of all Earth's plant and animal species.
小行星 令地球上四分之三的动植物物种灭绝 - In the tropics, it took six million years,
在热带地区 经过六百万年 - but life did eventually return.
生命终于回归