520 Million-Year-Old Larva Fossil Reveals How Insects Evolved
![520 Million-Year-Old Larva Fossil Reveals How Insects Evolved](https://images.ctfassets.net/cnu0m8re1exe/6bXVusYRIHhFE9z8ZoaN1k/4e9a2814d91e3d783833c7d48c35dbe9/Youti-yuanshi-anatomy.jpg.jpg)
A Youti yuanshi fossil shows the role fledgling nervous systems played in the evolution of arthropods.
A Youti yuanshi fossil shows the role fledgling nervous systems played in the evolution of arthropods.