What animals need to grow?
什么动物需要生长？
Animals need many things to live.
动物需要很多东西才能生存。
First, animals need oxygen to breathe.
首先，动物需要氧气来呼吸。
Oxygen has no color and is made by plants.
氧气没有颜色，是植物制造的。
Second, animals need food to get energy.
第二，动物需要食物来获取能量。
Some animals eat plants.
有些动物吃植物。
Some animals eat other animals.
有些动物吃其他动物。
And also, there are animals that eat both plants and animals.
而且，有些动物既吃植物也吃动物。
Third, animals need to drink water to stay alive.
第三，动物需要喝水才能生存。
Last, animals need shelters.
最后，动物需要庇护所。
Shelters help to protect animals from danger and keep them safe.
庇护所有助于保护动物免受危险并保证它们的安全。
For example, birds live in nests.
例如，鸟类生活在巢穴中。
They store their eggs in the nests and the eggs hatch in the nest.
它们把蛋储存在巢里，蛋在巢里孵化。
If animals do not have oxygen, food, water and shelter, they could become extinct.
如果动物没有氧气、食物、水和庇护所，它们可能会灭绝。