Meet Ni Jingchen: The 12-year-old Beijing student who posted a strange fossil online and helped reveal Asia’s first Jurassic amphibian footprint

• Ni already loved fossils and knew enough to realise that the strange impressions were worth a closer look, so he photographed them and shared the find online.
• He had no idea that his casual discovery would eventually bring professional palaeontologists to the site and reveal something scientists had never d