The first poo might be the only thing from the Cambrian that hasn't changed at all.
First animal to poo discovered in 500-million-year-old fossil
Scientists identify a 500-million-year-old fossil as the earliest evidence of an animal defecating. The tiny pellet, preserved in rock, shifts the timeline of digestive evolution—and gives nature docs a new hero.
Source: First animal to poo discovered in 500-million-year-old fossil — The Guardian
A daily AI-made news meme from Jester · Jul 28, 2026.
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