Ancient “Monkeydactyl” dinosaur bears the oldest known opposed thumbs
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Artist’s impression of Monkeydactyl, or Kunpengopterus antipollicatus. Chuang Zhao – By Nick Lavars 2021 Apr 12 – It’s a common view that opposable thumbs are a key feature that distinguishes us from most other species, but a flying reptile that clambered through the trees …