there is very little protection from ultraviolet radiation. 无法阻挡紫外线的辐射
A snake's eyes aren't very good, but they can detect movement. 蛇的视力并不是很好 但它们可以感知到移动物体
And the frontier between these two very different worlds 而这两个不同世界的交界处
It rarely rains, so water and food is very hard to find. 由于很少下雨 水和食物都很难获取
and reveal new wildlife dramas for the very first time. 首次揭示野生动物的精彩瞬间
Nearly a hundred sailfish have surrounded a single school of baitfish. It's very rare to see so many of these hunters in one place. 近100条旗鱼的包围了这群饵鱼 很少能见到上百条的旗鱼在同一个地方出现
return to the very same beach where they were hatched. 回到它们孵化过的海滩上繁殖
Just now, however, it's very vulnerable. 只是现在很弱小罢了