Early humans knew how to make comfy, pest-free beds, study says - CNN
https://www.cnn.com/2020/08/17/africa/stone-age-grass-bedding-scn/index.htmlWorld’s oldest camp bedding found in South African cave | Science | AAAS
https://www.sciencemag.org/news/2020/08/world-s-oldest-camp-bedding-found-south-african-cave