牙形刺生活在寒武纪的海洋中，可能以某种浮游生物为食，不过没人清楚具体情况。
Conodonts lived in the Cambrian seas, and may have eaten certain types of plankton, but no one knows for sure.
它——温和的巨人，是滤食动物，通过在游泳时张大嘴巴来捕食浮游生物与小鱼。
The gentle giants are filter feeders, swimming with their wide mouths open to collect plankton and small fish.
图7：成群的磷虾是整个南极动物食物链的基础。 它们以浮游生物为食，生长在海冰的上层。
Photo 7 ：Swarms of krill, a cornerstone of the entire Antarctic food chain, feed on phytoplankton that grows on the underside of sea ice.
珊瑚礁是由历代以浮游生物为食的小水螅所遗留下来的碳酸钙沉积物而形成的。
Coral reefs are formed by deposits of calcium carbonate left by successive generations of tiny polyps which feed off plankton.
人类已知只有三种鲨鱼是过滤取食的，鲸鲨就是其中一种。取食的时候，它们就像长须鲸一样大张着嘴，缓慢地游过长满了浮游生物的水域。
They are one of only three known shark species that filter feed, as baleen whales do, swimming slowly through plankton-rich water, maws agape.
鱼类正在以塑料微粒为食，以为这是浮游生物或者其它食物，于是塑料就进入了海洋中的食物链。
The fish are consuming small particles of plastic thinking it is plankton or other food then the plastic enters the food chain of the ocean.
它们中的大多数生活在海洋中，手臂上铺盖着蛰刺细胞，以浮游生物为食。
Most of them live in the sea and have arms covered with stinging cells. They feed on plankton.
在游泳的时候，鲸鲨通过鳃滤食大量的浮游生物。
Whale sharks sieve enormous amounts of plankton, which they eat through their gills as they swim.
在游泳的时候，鲸鲨通过鳃滤食大量的浮游生物。
Whale sharks sieve enormous amounts of plankton, which they eat through their gills as they swim.
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