Why waste energy when food comes to you as easily as this?! 这么容易就能填饱肚子 何必还费劲捕猎呢
Just keeping warm saps huge amounts of energy. 仅仅保暖都需要耗费大量的能量
They will only use just enough energy to make their kill 它们只用恰到好处的力量来猎杀
Because it devotes so little energy to swimming, it only needs a meal once a month. 因为它游泳耗费的能量极少, 所以只需每个月吃1顿饭
Some eddy, deep in the Earth's crust diverted the volcanic energy elsewhere 地壳喷出的能量漩涡转移到了别处
These vents give off so much energy that some of the worms reach three meters in length. 这些火山口带来的丰富的能源 甚至可以让这些蠕虫长到3米长
that draws all it's energy directly from the Earth's molten core. 并直接吸收从地心喷出的能量
Why waste energy chasing around, if you can attract prey towards you with a lure? 既然有引诱猎物过来的诱饵 何必浪费能量到处追赶猎物呢
and nothing can afford to waste any energy. 一点能量都不能浪费
To avoid wasting energy the work as a group. 为了避免浪费精力,它们进行团队合作