I think everyone knows that "dog" is a good domestic animals. They are best friends of man. Dogs make the best pets for three reasons, first of all, a dog is your friend. They are great running buddy you will surely enjoy playing with your little friends. They make you happy because they are entertained pet, so if you're feeling sad or disappointed They would know that and gonna make you better.Then the second one is they are great security guard so they guards your house of human whole day. Big dog can catch the thieves and criminals and barking when they saw danger.The last reason is they are intelligence and faithful to their owner. They are learning fast so They can take good training. Their nose are sensitive so they can smell better than humans.