Why do giant pandas only eat bamboo?
How did its skillful grasping bamboo "stunt" originate and evolve?
These issues are not only of concern to the academic community, but also of the public.
Wang Xiaoming, a visiting researcher at the Institute of Vertebrate Paleontology and Paleoanthropology, Chinese Academy of Sciences (Institute of Paleoanthropology, Chinese Academy of Sciences), a researcher at the Natural History Museum of Los Angeles, USA, Deng Tao, a researcher at the Institute of Paleo-Spine, Chinese Academy of Sciences, and Ji Xueping, a researcher at the Kunming Institute of Zoology, Chinese Academy of Sciences, cooperated with scientific colleagues. Research on the key fossils of the Pseudo-thumb (also known as the sixth finger) and molar teeth collected from the Late Miocene (about 7 million to 6 million years ago) site in Zhaotong Shuitangba, Yunnan found that the Panda has a The earliest enlarged radial sesamoid has formed the "thumb" function of the opposite grip.
Ecological restoration of the beginning panda in Zhaotong Reservoir, Yunnan: The individual on the right shows the pseudo-thumb grasping function, and the individual on the left shows the walking posture.
Drawing by Mauricio Antón
Release time: 2022-07-01 09:44:45 [Editor: Wang Yi]