Dogs are loyal, social animals known for their companionship and diverse roles in human society, from working dogs to beloved pets. They come in a wide variety of breeds, each with unique characteristics, sizes, and temperaments. Dogs are known for their keen sense of smell, intelligence, and ability to be trained for various tasks. They are highly social and thrive on interaction with their human families. Dogs often show affection through wagging tails, licking, and cuddling.