No, red foxes do not mate for life. Generally, they form monogamous pairs during the breeding season, which lasts from January to March. These pairs will stay together to raise their kits, usually a litter of about four to six pups. However, once the breeding season is over and the offspring are weaned, the pair may separate and pursue other mates.
Their mating habits are influenced by environmental factors and food availability. In areas with ample resources, red foxes may maintain longer-term bonds, but this is not the same as being lifelong partners. In fact, it is not uncommon for red foxes to change mates in successive breeding seasons, reflecting their adaptable and opportunistic nature.
Overall, while red foxes exhibit some level of temporary partnership, they do not exhibit lifelong monogamy like some other species in the animal kingdom.