Between 108,000 and 117,000 years ago, the first humans to walk upright took their last stand.
원문출처 : https://www.cnn.com/2019/12/18/world/homo-erectus-extinction-scn/index.html
원문출처 : https://www.cnn.com/2019/12/18/world/homo-erectus-extinction-scn/index.html