The same type of vortex also helps bats , hummingbirds and insects soar .

同样的螺旋气流也帮助了蝙蝠、蜂鸟和昆虫这样的生物振翅高飞。

They found that the hummingbirds were five times more likely to visit noisy areas . Why ?

他们发现蜂鸟有超过五倍可能性去喧闹的地区这是为什么？

When his underwear was removed , officials discovered the haul of hummingbirds - who are not believed to have been sedated - lining the front .

当他的内被被脱下后，海关人员发现了蜂鸟-不相信它们会这么安静-排列在前面。

Perhaps because the western scrub jay tends to avoid noise . And western scrub jays eat baby hummingbirds .

或许是因为西方矮树松鸦不喜欢噪音，而西方矮树松鸦喜欢吃蜂鸟幼鸟。

Aerial dives are part of the courtship behaviour of many birds , including nighthawks , snipes and other hummingbirds .

空中俯冲是很多鸟类的求偶行为，包括夜鹰、鹬和其他蜂鸟。