New fossils hint that the roots of complex animal life stretch further back than previously believed.
A deuterostome cambroernid fossil from the Jiangchuan Biota (~554-539mya), plus artist’s reconstruction (scale bar: 2mm). Credit: Gaorong Li and Xiaodong Wang
New fossils hint that the roots of comp… [+6578 chars]
New fossils hint that the roots of comp… [+6578 chars]