懂得人与动物的关系及保护动物的重要性用英语怎么说啊!

懂得人与动物的关系及保护动物的重要性:I know the improtance of the relationship between human and animals, as well as animal protectation.
听说动物园里有的动物濒临灭绝:I heard about the animal in the zoo has become an endangered species.I want to know what can I do to help them?

realize the relationship between human being and animals as well as the importance of protecting them.

It's said that the animals in the zoo are close to extinction.

understand the importance of protecting animals

Know the relationship between man an animals and the importance of protecting animals.
It's said that there are animals facing extinction at zoo.

补充：Know many animals and their living condition

1.We come to love relationship of human and animals, and essentiality of protect animals.

2. I heard that some animals are close to die out in the zoo

3. To know many animals and their life-style.

楼上错了，动词不能直接开头写，要不就前面+TO 要不就+ing!