Feather Flop 2 – Pterosaur “protofeather” according to reports in ScienceDaily 28 September 2020 and Nature Ecology and Evolution, 28 September 2020; doi: 10.1038/s41559-020-01308-9. In 2018 a group of scientists led by Zixiao Yang of Nanjing University claimed they had found evidence that pterosaurs (flying reptiles) had proto-feathers. Their claim was based on fine filaments, […]
