Nahoře (a) fotografie lana elektronovým mikroskopem, dole (b) standardní makrofotografie, http://creativecommons.org/licenses/by/4.0/, CC BY 4.0, foto Hardy, B.L., Moncel, M., Kerfant, C. et al. Direct evidence of Neanderthal fibre technology and its cognitive and behavioral implications. Sci Rep 10, 4889 (2020), https://doi.org/10.1038/s41598-020-61839-w