求一篇英语作文Save animals 50词左右

Animals are our friends.But do you know they are in danger?Well,people are killing them in different way.Some people pollute the environment the animals live,some people kill them by gun or other tools.They kill animals just for money,but these cause much problems,because if you kill one kind of animals,you have destroyed the food nets.For example,if people pollute the water,the fish under the water will die or eat something pollute,then,people catch them and eat the polluted fish will be ill.
No buying no killing,if we don't protect the animals,one day we will be die too.