How clean is a dogs mouth?

My dog has all this black stuff around his mouth and I would like to know what it is

What's wrong with the cheek or hand? xD Does it have something to do with their instincts or they just wanna kiss you like a ...

how do you take a dogs temperature withou a thermometer

Hi I wanted to dress my dog up for halloween and I want her to look crazy scary so she goes with my costume do they make some...

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 ...

they say a dogs mouth is cleaner than humans mouth's ... what do you guys think??

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

I don't understand why dog bark in a bagger Why dog bark in a bagger?

First let me say that I am not a new animal owner, I have had dogs, cats, ducks, birds, gerbils, rabbits etc. my whole life. ...

Do dog who have worms hurt there belyl when you gently push on it?