Lovely puppy running in nature

One of the types of animals belonging to the class of mammals, family of chordates, and carnivores, and one of the few animals that possess great sensory and physical abilities, dogs play various roles: such as hunting, herding, pulling loads, protection, helping the disabled and military purposes such as searching for criminals and drugs, and there Many types of dogs such as red dog, wolf dog, pet dog, hunting dog, and more than five. One hundred and twenty five million dogs live on Earth, and they are considered in Western societies the best friend of man.