The domesticated form of the European Polecat, ferrets are true carnivores, and in the wild would eat mice, birds, baby rabbits etc. Care+ is an extruded food derived from cooking meat,eggs and fish together to create a protein-rich feed. It has low fat content and contains Omega 6 and Omega 3 fatty acids, plus many other specific vitamins and minerals to keep your ferret in optimum health.