2021, M. L. Buchman, In for the Long Haul: An Antarctic Ice Fliers Romance Story:
[…] before arriving, he'd never thought it would be spent as one of the city mice. Most of the McMurdoans never ranged more than walking distance from the largest town on the entire continent.
2023, J. Scott Coatsworth, Love & Limitations:
"[…] Maybe we'll run into some country mice." "Country mice?" "Some of the Mac-Town folks, out here on the ice. City mice stay at McMurdo, and country mice—"
