Introgression and mating patterns between white-handed gibbons (Hylobates lar) and pileated gibbons (Hylobates pileatus) in a natural hybrid zone
Fig 2
Three study areas in Khao Yai National Park.
Black solid lines in the main map represent motorways. Light blue lines represent rivers. Light green areas represent grasslands. The border of Khao Yai National Park, roads, rivers and grasslands came from OpenStreetMap and OpenStreetMap Foundation, which was available under the Open Database License.