Headline:
Facts About Dogs
Dogs are very important to some people and were found 15,000 years ago. They are a certain type of pet. Dogs are very interesting and cute which forms a bond between them and their owners. There are about 400 million dogs in the world. Dogs' ancestors are wolves, and that's why they dig. Their lifespan is 10 to 13 years and they sleep from 12 to 14 hours a day.