What Do Pongo and Perdita Have to Do with Deafness in Dogs and Cats?

A golden retriever

The image on the right, is of Pongo, Perdita and their family, the iconic Dalmatians from the classic Disney movie, 101 Dalmatians. Yes, it is one of my childhood favorites, but the image is here because today I am writing about hearing loss in dogs and cats, and Dalmatians are the breed most commonly associated