What causes a dogs nose to turn pink and have spots?

My dogs nose has started to turn pink doesd this mean anything?

Spots on my carpet... but dog is potty trained? What are they, and how do I clean them?There is no odor to them and they are ...

Why are dog's nose's wet?

I'm pet sittiting a dog and she keeps licking her nose after she wakes up from her naps

my friends dog has a dry and cracking nose, what could it be and what could we do for it?

how come my dogs noses are sometimes cold and wet, and other times they are all dry, like sandpaper almost. lol. usually they...

how do you turn into a dog?

my dog has a dry nose, and seems to always have his mouth open to breath which causes bad breath

My dogs nose is dry and I was wondering if he is sick or not... What do you think.

There's a reason for everything. What about this one? Does anyone know or want to take a guess? The question again: why do do...