These fossils may show animals starting to move, and even an early example of handedness. Half a billion years later, we still find new ways to make a left-right problem complicated. https://aeon.co/videos/how-a-palaeontologist-decodes-fossils-from-the-dawn-of-complex-lifeBy Yazan Masri, Nov 11, 2026. 3 likes, 0 comments.