What is “bioslime” in your dog’s bowl — and why does it matter? That slimy film you sometimes feel inside your dog’s food or water bowl isn’t just leftover drool… it’s biofilm, often called bioslime. Biofilm is a sticky layer made up of bacteria, food particles, and saliva. Once it forms, it becomes a breeding ground where harmful bacteria like E. coli, Salmonella, and Listeria can hide and multiply. Even if the bowl looks clean, biofilm can cling to the surface and keep growing. Why washing dai