Roads

Number of mammal species for which roadkill affecting <20% of their population can increase extinction risk by 10%

Map adapted from Grilo et al. (2021). Conservation threats from roadkill in the global road network. Global Ecology and Biogeography, 30, 2200–2210.

[Shapefile Grilo et al. 2021 N_Mammals available on Figshare]                                                                          

Number of birds to be roadkilled each year in Latin America and the Caribbean                                           

Map adapted from Medrano-Vizcaíno, P. et al. (2022). Roadkill patterns in Latin American birds and mammals. Global Ecology and Biogeography, 31, 1756–1783.

[Shapefile Medrano-Vizcaíno et al 2022  Fig 4a available on Figshare]                                   

Number of mammals to be roadkilled each year in Latin America and the Caribbean                   

Map adapted from Medrano-Vizcaíno, P. et al. (2022). Roadkill patterns in Latin American birds and mammals. Global Ecology and Biogeography, 31, 1756–1783. 

[Shapefile Medrano-Vizcaíno et al 2022  Fig 4a available on Figshare]                                   

Roadkill risk for European badger in UK                                                        

Map adapted from Raymond et al. (2026). Identifying hotspots and drivers of wildlife-vehicle collision risk using citizen science data: A case study focused on the European badger Meles meles. Biological Conservation, 313, 111601.

[Shapefiles  Raymond et al. 2026 Mean roadkill risk & Hotspots available on Figshare]