a dog has a muzzle with a nose
Heavy use of interbreeding caused problems in several breeds of dog.
Inbreeding
inbreeding
Statistics for congenital deformities of the external ear are difficult to obtain because the causes are so diverse.
red dog nose
You put your nose up to the dog's nose.
A "zipper nose" feature on a dog is when there is a line of raised hair on the bridge of a dog's nose. It kind of resembles a little Mohawk on a pup's nose.
A dog's nose is more sensitive to smell.
Yes, a wet nose means the dog is healthy.
It causes deformities and infertility in fish or animals that live in the water.
A dogs nose is not supposed to change colour. If your dogs nose has changed colour from pink to patches of black, it may be because of a type of skin cancer called squamous cell carcinoma caused by sun exposure alot like melanoma in humans. If this is the case please see your veterinarian to get it treated.