There is a preference for loose soils on well-drained sites near or within vegetative cover. The same den may be used for many generations, with burrows being added each year. Most dens have at least two openings. Red foxes are omnivorous. They eat a variety of animals and plant materials depending mainly on the availability of the food source.
Seasonal variations are prominent in the diet of red foxes.
Red foxes show a strong preference for certain wild berries and fruits. Establishment of fruit producing shrubs and trees should be encouraged. Diseases - Red foxes are particularly susceptible to rabies. Rabies may cause from 60 to 80 percent mortality in a population during an outbreak. Red fox predation on mice and woodchucks has been beneficial to most agricultural areas.