Don't know. But she came to me that way. I adooted her, brought her home, and she tries to start **** with the Latino lady next door and the Amish people in the area (even when they arent with a horse).
Racism, to me is a among people of the human race. In your dogs case it could be called canineism where she has a thing against other breeds of canine. What you dog has is a severe case of speciesism