Days may pass before prey swims close enough for it to strike. 它可以在这里挂好几天. 直到猎物近到让它可以发动攻击
Those strange leg-like appendages are feathered, to stop it from sinking. 它的这些附肢样的奇怪的腿, 上面的羽毛可以防止它沉下去
which it wipes carefully into it's jaws. 然后将挑选过的食物送进嘴里
Deep water plankton start to rise from the depths and another hungry army prepares to receive it. 深海的浮游生物开始浮上水面, 另一支饥饿的部队准备接受这些猎物
and they're racing to catch up with it. 开始加速追赶
There's a chance that, eventually, it may spot a weakened fish that's catchable. 可能到最后可以找到一条 容易抓到的老弱的鱼
enable it to soar through the water, with the least expenditure of energy. 可以让它花费很小的力量在水里巡游