Birds feed on nuts and berries in the winter.
鸟类靠坚果和浆果过冬。
Butterflies feed on the flowers of garden plants.
蝴蝶以园林中草木的花为食。
The caterpillars feed on a wide range of trees, shrubs and plants.
毛虫以各种树木、灌木丛和植物为食。
蜗牛以新鲜叶子为食。
狐狸以小动物为食。
松鼠以坚果为食。
昆虫吃植物。
牛以草为食。
Do camels feed on grass like horses do?
骆驼像马一样以草为食吗？
What do the Arctic foxes mainly feed on?
北极狐主要吃什么？
Owls feed on mice and other small animals.
猫头鹰以老鼠和其他的小动物为食。
Pythons mainly feed on birds and small mammals.
蟒主要吃鸟和小的哺乳动物。
Butterflies feed on a sweet liquid produced by flowers.
蝴蝶以花朵产生的甜液为食。
Bacteria feed on this oil and release hydrogen sulfide gas.
细菌以这种油为食，并释放硫化氢气体。
There's a kind of rat that likes to feed on the seeds as well.
还有一种老鼠也喜欢吃种子。
What do sharks feed on, mainly fish and other small sea animals?
鲨鱼以什么为食，主要是鱼类和其他小型海洋动物？
Some animals feed on plants, while others feed on these herbivores.
有些动物以植物为食，而另一些动物又以这些食草动物为食。
"There are huge clusters of organic waste they can feed on," said Flack.
弗拉克说：“有大量的有机垃圾可以供它们食用。”
Natural selection favors the parasites that are best able to find and feed on hosts.
自然选择偏爱那些最容易找到寄主并以之为食的寄生虫。
They feed on tiny things in sea water and help to keep the water clean in the process.
它们以海水中的微小物体为食，并在这个过程中帮助保持海水的清洁。
Butterflies feed on a sweet liquid produced by flowers, which bees and other insects collect.
蝴蝶以花蜜为食，蜜蜂和其他昆虫收集花蜜。
For instance, several kinds of birds feed on insects flushed out of the grass by grazing cattle.
例如，几种鸟类以被放牧牛驱赶的昆虫为食。
The crabs come closer to shore at this time of year, Child said, where they feed on the seaweed.
螃蟹在每年的这个时候会靠近海岸，恰尔特说，在那里它们以海草为食。
Nature, however, is very clever, and predators also use colors to attract the animals they feed on.
然而，大自然是非常聪明的，捕食者也会用颜色来吸引它们捕食的动物。
These animals shred the prey that fall into the pitcher, and the smaller organisms feed on the debris.
这些动物撕碎掉到水罐里的猎物，而小一些的生物则以残骸为食。
As hare density increases, the quantity of these twigs decreases, forcing the hares to feed on low-quality high-fiber food.
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。
The ants therefore cultivate these fungi in their nests, bringing them leaves to feed on, and then use them as a source of food.
"因此，蚂蚁在它们的巢中培养这些菌类，用叶子喂养它们，然后把它们当作食物来源。
The ants therefore cultivate these fungi in their nests, bringing them leaves to feed on, and then use them as a source of food.
"因此，蚂蚁在它们的巢中培养这些菌类，用叶子喂养它们，然后把它们当作食物来源。
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