A copepod, a type of zooplankton, drifts in the Weddell Sea near Antarctica. Copepods are microscopic relatives of shrimp and lobsters.

• 桡脚类的动物，一种浮游生物，漂浮在南极洲附近的威德尔海洋。桡脚类的动物是龙虾和小虾的近亲。