在大自然中，有的鱼以死鱼为食。
毛虫以各种树木、灌木丛和植物为食。
The caterpillars feed on a wide range of trees, shrubs and plants.
蝴蝶以园林中草木的花为食。
蜻蜓以苍蝇为食。
牛以草为食。
蜗牛以新鲜叶子为食。
狐狸以小动物为食。
骆驼像马一样以草为食吗？
猫头鹰以老鼠和其他的小动物为食。
细菌以这种油为食，并释放硫化氢气体。
它们生活在海边，以小贝类海鲜、昆虫和植物为食。
The plover lives by the ocean and feeds on small shellfish, insects and plants.
海水也杀死了贪婪的巨头苹果蜗牛，这种外来害虫以水稻幼苗为食。
This sea-water also kills off the greedy giant apple snail, an introduced pest that feeds on young rice plants.
与此同时，海水也杀死了贪婪的巨型苹果蜗牛，一种以水稻幼苗为食的外来害虫。
At the same time, this sea-water also kills off the greedy giant apple snail, an introduced pest that feeds on young rice plants.
海牛完全以海藻为食，在捕猎水獭开始的十年里，斯特勒注意到，岛上的海牛似乎营养不良。
Sea cows were totally dependent on kelp for food, and within a decade of the onset of otter hunting, Steller noted that the islands' sea cows appeared malnourished.
某些海鸟在每年春季迁徙到北方繁殖地时，以这些鸟蛋为食。
Certain shorebirds depend on these eggs for food during their annual spring migration to their northern breeding grounds.
他们有骆驼、绵羊和其他动物。这些动物以沙漠植物为食，不需要太多的水。
They have camels, sheep and other animals. These animals depend on the desert plants for their food and do not need much water.
因此，计划引进以洛马蚁为食的蚁蝇进入该地区将有利于公共健康。
Therefore, the planned introduction into that region of ant flies, which prey on Loma ants, would benefit public health.
他以蔬菜为食。
松鼠以坚果为食。
例如，几种鸟类以被放牧牛驱赶的昆虫为食。
For instance, several kinds of birds feed on insects flushed out of the grass by grazing cattle.
刺冠海星生活在热带太平洋的珊瑚礁上，以珊瑚为食。
The Cot starfish is found on coral reefs in the tropical Pacific Ocean and it eats coral.
随着野兔密度的增加，这些树枝的数量减少，迫使野兔以低质量的高纤维食物为食。
As hare density increases, the quantity of these twigs decreases, forcing the hares to feed on low-quality high-fiber food.
这种夜行性动物白天时隐藏在水底洞穴里，晚上才出来冒险，它们以小鱼、乌贼和章鱼为食。
The nocturnal animals hide in underwater caves by day, then venture out at night, feeding on small fish, squid, and octopus.
刺冠海星是一种以珊瑚虫为食的珊瑚礁捕食者。
The crown of thorns starfish is a coral reef predator that preys on coral polyps.
随着这些变化，以植物为食的鱼类数量增加，以珊瑚为食的鱼类数量减少。
Increases in abundance of plant-eating fish and decreases in abundance of coral-feeding fish accompany these changes.
有些鱼和蜗牛以海星为食，特别是巨型法螺蜗牛，它是海星的主要天敌。
There are fish and snails that eat starfish, particularly the giant triton snail, which is the main predator of the starfish.
CIBC还在完善培育寄生虫的技术，这些寄生虫以“disapene scale”昆虫为食。
CIBC is also perfecting the technique for breeding parasites that prey on "disapene scale" insects.
海马常用尾巴将自己固定在水草或珊瑚枝上，以过往的浮游动物为食。
Anchoring themselves to blades of grass or fingers of coral with their tails, seahorses spend their time feeding on zooplankton.
他们以煮面条为食，以保持低预算。
They planned to keep the budget low by living on boiled noodles.
有人认为巴基鲸以浅水中的鱼为食，还没有适应开放海域的生活。
It has been suggested that Pakicetus fed on fish in shallow water and was not yet adapted for life in the open ocean.
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