Dogs are said to be the Man’s best friend because they are loyal, obedient and trustworthy. Dogs are so loyal to their Keepers that they do not hesitate to give their lives to protect the lives of their keepers. Dogs have a vast variety with different shades, sizes and particulars. The wild and hunting category of dogs are used to guard, hunt and scare off troublemakers, whereas the small, fluffy ones are kept inside houses to play with. There are some lonely dogs on streets too, who do not find proper shelter, cleanliness, food etc so their bodies are infected with different types of germs which are dangerous to humans and other animals as well, and so dog handbag carriers pick such dogs from the road and lock them up so that the environment could be preserved. Dogs are also given special training to work with the forces other investigation agencies due to its remarkable power of smell. It can catch scents at very long distances. Dog is a very common, popular and reliable pet and servant throughout the globe!