People find a lot of pleasure in taking care of their pets, including fish. And although you don’t snuggle with them, fish do interact with their owners. Sometimes an injury or illness might require a trip to the vet, or even surgery to save a fish’s life. There are many reasons why a pet fish may need surgery, although it’s a delicate task to operate on a patient who requires water and a coat of protective slime. Read about seven of these operations that made the news in a list I posted at mental_floss.