Klump, Barbara C. Research Group of Cognitive and Cultural Ecology, Max Planck Institute of Animal Behavior, Max Planck Society;
Steele, M. P., Neaves, L. E., Klump, B. C., St Clair, J. J. H., Fernandes, J., Hequet, V., et al. (2021). DNA barcoding identifies cryptic animal tool materials. Proceedings of the National Academy of Sciences of the United States of America, 118(29): e2020699118. doi:10.1073/pnas.2020699118.