Nature, Published online: 10 June 2026; doi:10. 1038/d41586-026-01753-9 Bryozoans are marine invertebrates that live in colonies and have long been considered absent from the Cambrian explosion — a rapid evolutionary event that began around 538 million years ago. Newly discovered fossils from th...

Source: [Nature](https://www.nature.com/articles/d41586-026-01753-9)

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