it's been doctored in this picture to make it more like a dog, but you can see it in the original, once this has been pointed out
Even though I went to the Munch museum in Oslo Norway, and saw the original plus many prints, I'll have a hard time not thinking it's a dog from now on.
"10 things you may not know about The Scream - British Museum Blog" [blog.britishmuseum.org]
I have seen the real painting. Didn't know that story.