Next time you cut bananas - make sure it's not a snake like in our Snake Banana Sticker. Did you know that there is a real banana snake? The Banana Ball Python is a type of ball python morph famous for its yellow-colored blotches and dark freckles. Banana snakes are selectively bred from the West African ball python species to produce a beautiful yellow and tan patterning. Don't worry - they are not poisonous.