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Ancient 'Sea Moth' Unearthed: 506 Million-Year-Old Marvel

5/21/2025

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Summary

Story summary

Paleontologists have unearthed the remarkable 506-million-year-old Mosura fentoni, affectionately dubbed the "sea moth," in Canada's Burgess Shale. This tiny predator, with its three eyes, spiny claws, and segmented body adorned with gills, offers a fascinating glimpse into early arthropod evolution, revealing the intricate tapestry of life that thrived before the Cambrian explosion.

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Story summary

Paleontologists have unearthed the remarkable 506-million-year-old Mosura fentoni, affectionately dubbed the "sea moth," in Canada's Burgess Shale. This tiny predator, with its three eyes, spiny claws, and segmented body adorned with gills, offers a fascinating glimpse into early arthropod evolution, revealing the intricate tapestry of life that thrived before the Cambrian explosion.