All dogs are domesticated mammals that belong to the species Canis lupus familiaris. They are known for their loyalty and companionship, making them popular pets around the world. Dogs come in various breeds, each with unique characteristics, sizes, and temperaments. They are often trained for specific tasks, such as service dogs assisting people with disabilities or herding dogs managing livestock. Dogs are social animals that thrive on interaction with humans and other animals. They communicate through barks, growls, and body language, expressing their feelings and needs. Regular exercise and mental stimulation are essential for their well-being, helping to keep them healthy and happy.