Ever wonder why your dog's nose is wet? It's usually nasal secretions that come from licking their noses with their tongue and even from sweat -- yes, dogs sweat from the nose and their paw pads.
Some owners get concerned when their dog's nose is dry, but this is not always a sign of problem. In fact, if your dog's nose is dry but not cracked or bleeding, it's probably perfectly normal. However, if your dog is showing other signs of illness, it's a good idea to see your veterinarian. Dry nose can indicate fever or dehydration. It might also be an infection or an autoimmune disorder, especially if the change is sudden.
While we're talking noses, you might be wondering why your dog has whiskers. Whiskers are also known as sinus hairs, because the base of the hair is embedded into the that contains many nerve fibers. These special hairs detect pressure and can aid in movement by enhancing a dog's ability to sense its surroundings.