We are always educated that animals are our friends and we should protect them. Most families have kept dogs as their pets, some moving stories often happen between these lovely dogs and their owners. The famous movie Hachi tells about a dog spends a lifetime to wait for his master, who had died of heart attack. Recently, it has been reported that a little girl was saved from the earthquake because of her dog’s protection. Dogs are our loyal friends and they deserve our respect. Some people kill dogs and enjoy eating the dog meat, they have been criticized strongly. Protecting animals is saving our human being, the balanced of nature won’t be broken.