/ Ediacaran period Content for UC Davis en /blog/how-did-animals-eat-mouths <p><span lang="EN-US">More than half a billion years ago, during the </span><a href="https://en.wikipedia.org/wiki/Ediacaran"><span lang="EN-US">Ediacaran Period</span></a><span lang="EN-US">, animal life looked nothing like today. Strange cup- and disk-shaped creatures sat and crawled along an ocean floor covered in thick microbial mats made of bacteria and algae. The only clues these organisms left to their lifestyles exist in the fossil record.</span></p> September 12, 2025 - 11:09am Andy Fell /blog/how-did-animals-eat-mouths