Koger, B.; Deshpande, A.; Kerby, J. T.; Graving, J. M.; Costelloe, B. R.; Couzin, I. D.: Quantifying the movement, behaviour and environmental context of group-living animals using drones and computer vision. Journal of Animal Ecology 92 (7), pp. 1357 - 1371 (2023)
Scientists studying a rare population of tool-using chimpanzees have found that aging can have a profound impact on their abilities—but not all chimps decline equally.