Distance-decay effect in stone tool transport by wild chimpanzees - Supporting data set: Hammerstones for Panda oleosa nut cracking in wild chimpanzees

Data set used to investigate the distance-decay effect in wild chimpanzees: The hammerstones for Panda oleasa nut cracking were located in two study groups (North and South group) the Taï National Park in Côte d´Ivoire, West-Africa. Here we present their weight and the distance to the nearest potential source (inselberg).