What Does “An Earth of Foxes” Mean?
“Earth” isn’t a metaphor here, it’s the literal, standard British term for a fox’s den, the underground burrow system a fox digs or takes over for shelter, raising young, and escaping bad weather or pursuit. “An earth of foxes” describes a family sharing one of these dens, most commonly a vixen and her kits during denning season.
Fox earths can be surprisingly elaborate, sometimes inherited or expanded from old rabbit burrows or badger setts, with multiple entrances and chambers. A vixen typically gives birth to a litter of kits in spring, and the whole family stays close to the earth for the first several weeks, with kits gradually venturing further as they grow. Adult foxes outside of denning season are largely solitary, so an earth genuinely occupied by more than one fox is usually this specific, temporary family arrangement rather than an everyday grouping.
Example: “The gardener discovered an earth of foxes tucked beneath the old shed.”
Related: Collective Nouns for Mammals · What Is a Group of Foxes Called?