- of being caught by birds of prey.
被猛禽袭击 - So, they wait for others to arrive.
所以它们等候大部队一同抵达 - There's safety in numbers.
数量越多就越安全 - As daylight fades, the sky fills with a staggering one million starlings.
天光渐暗 城市上空被数百万只欧椋鸟占据 - And then follows one of nature's great spectaculars.
上演一场蔚然壮观的自然演出 - How, or indeed why, they perform these marvellous aerobatics,
它们是如何 又是为何成群起舞 - we still do not fully understand.
至今我们还无法完全理解