vet

we got a puppy from a breeder here that said it was a miniature pinscher but the local vet it was part Dachshund and part jack Russell terrier. Anybody agree or disagree with the vet?

I have attached a picture of a bump that I felt/found on Dooley last night. He doesn't yelp when I press it or feel it. He is running and moving fine. It does feel hard when I press it and around it. He is eating fine, playing fine, laying around fine. Any ideas what it might be? Should...