Foxes are carnivorous mammals that typically feed on a diet that consists of meat such as rodents, rabbits, birds, and small mammals. While foxes are known for their adaptability and are able to eat a variety of foods, including fruits and insects, they do not primarily eat pizza. Pizza is a human-made food that is not a natural part of a fox's diet. In the wild, foxes rely on their hunting skills to capture prey and obtain the nutrients they need to survive. While it is possible that a fox may scavenge for scraps of food left by humans, it is not a reliable or healthy source of sustenance. It is important to remember that feeding wild animals, including foxes, is discouraged as it can cause them to become reliant on human-provided food, leading to behavioral changes and potential health problems. Additionally, human food, including pizza, is often high in salt, sugar, and fat, which can be harmful to the health of wild animals.