All dogs do.
It is not a Rotweiler I believe it is a Beauceron, a French Breed.
It is normal for some dogs to have a black roof to their mouth; it is simply part of their natural colouration. If the black part looks lumpy or is growing oddly then you should take your dog to the vet.
It may mean they have a flavor in their mouth that they don't like
Labrador retrievers
Spray it with a fire extinguisher. I have also used anything from a water hose to a baseball bat. if you pt your hands in its mouth a push the roof of the dogs mouth it gags the dog idc
I would suggest you take it out. But it's just a suggestion.
No, a dog that is a toy breed has to reproduce with a dog of the same breed. This means that they will produce the same breed of dog. And not a dog out of the toy column.
Dogs keep flicking their tongue because they are trying to get rid of the peanut butter stuck to the roof of their mouth. Peanut butter is a very sticky substance and can easily get stuck on the roof of a dog's (and human's) mouth,
No, drifter is not a breed of dog.
The Chihuahua is the smallest breed of dog.
The Burmese mountain dog is a breed of dog it is in the working category
Look at the link below to find out how to breed a dog!