Effects of collared peccary (Pecari tajacu) exclusion on leaf litter amphibians and reptiles in a Neotropical wet forest, Costa Rica

► Peccary exclusions had fewer amphibians and reptiles than plots with peccaries. ► Plots with peccaries had more juvenile anurans than exclusions. ► Plots with peccaries had more compacted leaf litter than exclusions. ► Peccary loss might have unexpected negative effects on litter amphibians.