Young gray foxes breed at ten months of age. Gray foxes in the wild seldom live more than 6 years, although captives may survive to 14-15 years. Predators: The gray fox has few natural predators. Bobcats, coyotes, great horned owls, and golden eagles may occasionally prey upon young gray foxes.ray foxes in the wild seldom live more than 6 years, although captives may survive to 14-15 years. Predators: The gray fox has few natural predators. Bobcats, coyotes, great horned owls, and golden eagles may occasionally prey upon young gray foxes.