Fox breed once per year. Mating takes place in January and February. Foxes are not always monogamous. Sometimes a female, called a vixen, will accommodate several males, if there is enough food to support more than one. A 52 day gestation
period is followed by an average litter size of 3 to 5 pups, born between March and May, depending upon the time of conception. Born blind, the pups' eyes open in about 12 days. They live off their mother's milk for 8 weeks, then the mother introduces the pups to their first meal of meat by regurgitating partially digested meat she has already eaten. Until