Fun facts about dogs
All dogs are directly descended from wolves . There are over 75 million pet dogs in the United States . A dog's nose is its fingerprint . Puppies are born deaf and blind . A dog's sense of smell is reduced when panting . Dogs have stellar noses . Dogs can detect disease in humans . Dogs aren't colorblind . dogster.com Additional facts: Dogs can be taught to count and solve simple math problems . With love and patience, dogs can learn to walk backwards . Dogs sweat through the pads of their feet . Dogs have three eyelids, including one to keep their eyes moist and protected . Dogs are pack animals and don't enjoy being alone .