Gray, Russell D. Department of Linguistic and Cultural Evolution, Max Planck Institute for Evolutionary Anthropology, Max Planck Society;
Boeckle, M., Schiestl, M., Frohnwieser, A., Gruber, R., Miller, R., Suddendorf, T., et al. (2021). New Caledonian crows' planning behaviour: a reply to de Mahyet al. Proceedings of the Royal Society B: Biological Sciences, 288(1958): 20211271. doi:10.1098/rspb.2021.1271.