The red–crowned cranes - 丹顶鹤英语作文50字

　　They live in the east part of Asia. They can live for 50 to 60 years old. There are not many red–crowned cranes in the world, 2750 wild red–crowned cranes in the you now why red–crowned cranes become lesser and lesser?This is because of habitat destruction.I think human activities cause a big deal for red–crowned cranes,people should protect the enviroment to keep red–crowned cranes'life.