Fig. 1

Location of trapping sites for small mammal surveillance in the Republic of Korea (ROK) between 2000 and 2019. A geographic map of the ROK illustrating small mammal capture sites in (A) northern Gyeonggi and Gangwon Provinces near the Demilitarized Zone, (B) southern Gyeonggi Province, (C) Jeollabuk Province, and (D) Jeollanam Province. Black circles indicate 20 training areas, live-fire complexes, and command posts operated by the US and ROK military. Squares represent US Air Bases, upward-pointing triangles denote non-military sites, and inverted triangles indicate US military installations. The base map provided by Natural Earth (https://www.naturalearthdata.com) is freely available for use in any type of project, with no permission required. The figure was created from base layer of the map using a Quantum Geographical Information System (QGIS) 3.10 for Mac and modified using Adobe Illustrator CC 2024 (Adobe Systems Incorporated, California, USA). TA, training areas; FP, firing points; LTA, local training areas.