Conclusion
Dogs are well domesticated and have been used in various aspects and functions. Not only can they benefit an individual personally, but they have also been seen to benefit the public. Law enforcers can use dogs for tracking and security; they can be used as watchdogs at homes caring for small children; they can help in therapy, help individuals with disabilities, and be engaged in sporting activities. With the many breeds of dogs worldwide, some of the smartest and well-adopted dogs are explained here, and individuals can choose the choice they need.