through the urban jungle, just as human commuters do. 走同样的路线 穿越城市丛林
For these commuters, it's rush hour. 对于这些往返的企鹅来说 现在是高峰时刻
This is the price that these cave commuters must pay 这是洞栖动物必须付出的代价
but they're not the only commuters in here. 但它们并非这里的唯一住客
Bats are not the only commuters in these Bornean caves. 蝙蝠并非婆罗洲洞窟中的唯一常客
these commuters rely on their loud clicks to find their way through the cave passages in total darkness. 这些住客利用它们响亮的叫声 在漆黑一片的洞穴通道内辨别方向