This is the price that these cave commuters must pay 这是洞栖动物必须付出的代价
for their daytime sanctuary on the ground. 以换取它们白天在陆地上的庇护
Receptors in the snake's head pick up the heat given off by the flying bats, 位于头部的“热眼”能觉察到 飞行中的蝙蝠散发出的热量
To the snakes the bats are apparently glowing 每一只蝙蝠在蛇“眼”前都是活灵活现
The strikes seem to be largely hit-and-miss, 这种攻击更像是在碰运气
but the snakes have a secret weapon. 不过蛇也有自己的秘密武器
attracting the attention of others. 很容易引起其它动物的注意
The bats can detect the snakes using echolocation, 蝙蝠能利用回声定位觉察到蛇
but the snakes are literally in the dark - 而蛇则完全处于黑暗之中
The bigeyes are the equivalent of bats. 大眼鲷相当于蝙蝠