science540 million540 million years ago, waste may have enriched marine ecosystems

Cambrian feces may have played a key role in biodiversity explosion

A study in *Trends in Ecology and Evolution* highlights the role of feces in the Cambrian explosion.

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The fact

540 million years ago, waste may have enriched marine ecosystems.

This unexpected factor adds to explanations for biodiversity diversification.

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Auto-synthesis from 1 media source · identified on August 12, 2026