Two natural color variants occur in the red fox as 25% are cross foxes with black stripes down the back and shoulders, and 10% are silver foxes with a silver and...
Red foxes use 28 different vocalizations to communicate nearby and far away, and individuals have voices that can be distinguished.
Red foxes are often monogamous, but polygyny can occur with one breeding male and several breeding females all sharing a den.
Coloration of red foxes ranges from pale yellowish red to deep reddish brown on the upper parts and white, ash, or slate on the underside.
The red fox has a stable population trend and the pre-breeding British red fox population has been estimated at about 240,000 indidviduals.
Red foxes inhabit forest, shrubland, grassland, wetlands, desert, and artificial terrestrial habitats, flourishing particularly well in urban areas.
The body mass and length of red foxes varies as foxes in Europe and northern latitudes are larger than those in North America and southern latitudes.
Red foxes are territorial, solitary animals that remain in the same home range for life keeping earthen dens abandoned by rabbits and marmots.
Red foxes live an average of 3 years in the wild, but can live 10-12 years in captivity.
The red fox has been evaluated as "Least Concern" because of its wide geographical range, vast introduction in other regions, adaptability, opportunistic diet, and success in urban areas.
Red foxes display sexual dimorphism in body size as males are slightly larger than females.
Red foxes are widely kept in wildlife parks and zoos but are extremely shy in exhibits.
The number of red foxes raised for fur exceeds that of any other species, except possibly American mink (Neovison vison), and the silver variant is the most prized by furriers.
The red fox has the widest geographical range of any member of the order Carnivora, covering nearly 70 million km² across the entire northern hemisphere.
Red foxes are terrestrial and either nocturnal or crepuscular.
Red foxes are omnivorous, eating rodents, rabbits, insect, fruit, and even carrion, up to 1 kg. of food each day, sometimes storing in caches for later.
Red foxes are the largest species of the Vulpes genus, ranging from 455-900 mm. and weighing 3-14 kg.