Feces fueled a flurry of evolution during the Cambrian, study suggests

In a recent study, evolution gets even messier than usual. https://arstechnica.com/science/2026/08/feces-fueled-a-flurry-of-evolution-during-the-cambrian-study-suggests/?utm_brand=arstechnica&utm_social-type=owned&utm_source=mastodon&utm_medium=social