A large humpback eats three tons of krill a day. 一头成年座头鲸每天能吃掉3吨磷虾
Krill, shrimp like creatures. By weight they're the most abundant animals on the planet. A single swarm can contain two million tons of them 磷虾,一种小型虾类,如果按重量计算 他们是地球上最多量的动物,一群就可达200万吨
A single tree can suck up hundreds of tons of water each year 一棵树每年可吸收几百吨的水