捕食性动物是一种猎食其他动物的动物。
他们研究动物如何保护自己免受捕食者的伤害，以及哪些动物会捕食其他动物。
They study how animals protect themselves from their predators, and which animals kill other animals for food.
这种海洋两栖动物长有细细的长脖颈和细长尾巴，四个巨大的阔鳍，像剃刀一样锋利的牙齿，以捕食其他海洋动物为生。
The Marine reptile hunted the oceans with a long thin neck and tail, four large flippers and razor-sharp teeth.
对于在场发现的这半块头骨及其它20000块骨片的测量表明，这种动物属于食物链上游的动物，它可捕食乌贼，鱼类以及其他海洋爬行动物。
Measurements of the partial skull and 20, 000 other bone fragments uncovered at the site showed that the creature was at the top of the food chain, preying on squid, fish and other Marine reptiles.
小农场饲养的动物也可以产生效益，比如说可以抵御其他的捕食动物和害虫以及提高土壤肥力。
Animals kept on small farms also produce benefits, such as fending off predators and pests and fertilizing soil.
小农场饲养的动物也可以产生效益，比如说可以抵御其他的捕食动物和害虫以及提高土壤肥力。
Animals kept on small farms also produce benefits, such as fending off predators and pests and fertilizing soil.
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