why is my 7 yr old white shih tzu suddenly turning black on his back?

by karen
(Canada)

when I got this dog he was white with beige ears and they turned grey (still grew). Now its back which was completely white is turning black. How come?

Click here to post comments

Join in and write your own page! It's easy to do. How? Simply click here to return to Your Shih Tzu Questions and Answers.