Dogs are true friends . They are very loyal to his master because they are very sad every time when the owner leaves and sincerely are happy when he returnes . Dogs are like people . They love when the owners take care of them. And when the owners play with them. Dogs protect and help people. For example, there are guide dogs which help people with their disabilities. Dogs help rescuers in searching lost people. Hunting dogs are used for hunting. Sled dogs help with transportation of people and things in the North. Sheepdogs protect livestock. Appreciate and love your pets.