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Ancient Rhinos' Mass Extinction Linked to Yellowstone Eruption

4/22/2025

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Summary

Story summary

More than 100 ancient rhinoceroses perished together around 11.8 million years ago at Nebraska's Ashfall Fossil Beds, likely victims of a catastrophic Yellowstone volcanic eruption. Isotope analysis uncovers their non-migratory herd lifestyle, thriving on local vegetation. Their remains, encased in volcanic ash, offer a fascinating glimpse into their social dynamics and semi-aquatic habits.

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Story summary

More than 100 ancient rhinoceroses perished together around 11.8 million years ago at Nebraska's Ashfall Fossil Beds, likely victims of a catastrophic Yellowstone volcanic eruption. Isotope analysis uncovers their non-migratory herd lifestyle, thriving on local vegetation. Their remains, encased in volcanic ash, offer a fascinating glimpse into their social dynamics and semi-aquatic habits.