Dogs are relatives of wolves that once roamed all over Europe,Asia,and North America.No one knows when or how people began to live with dogs.They were living with dogs at least 10,000years also.The ancient Egyptians knew how to breed dogs.
Over thousands of years,dogs became helpers and pets.The dogs helped shepherds to herd sheep.Dogs helped people hunt for food.They helped guard homes and farms.
Today,dogs do all kinds of work.Guide dogs lead people who are blind.Trained dogs alert deaf people to common household sounds,such as the telephone or doorbell ringing.Other dogs are trained to pick up objects for handicapped people.One of the best roles that dogs still play is that of loyal friend and pal.
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