How ancient reptile footprints are rewriting the history of when animals evolved to live on land
- In 2021 near Mansfield, Victoria, fossil enthusiasts discovered a sandstone slab with ancient reptile-like footprints dated around 356 million years ago.
- This discovery challenges previous timelines by pushing back the origin of amniotes, land-living animals with claws, by at least 35 million years.
- The footprints show clear five-fingered hands and hooked claws, characteristic of early reptiles able to reproduce away from water using amniotic eggs.
- John Long suggested that the fossilized footprints may represent the oldest evidence of a reptile moving on terrestrial ground, although some specialists remain cautious and propose that the claw marks might not definitively confirm true land-based locomotion.
- If confirmed, this find implies a significant evolutionary shift occurred earlier than thought, influencing the understanding of tetrapod origins and terrestrial adaptation.
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Ancient footprints from Australia reveal earliest-known reptile
Seventeen footprints preserved in a slab of sandstone discovered in southeastern Australia dating to about 355 million years ago are rewriting the history of the evolution of land vertebrates, showing that reptiles arose much earlier than previously known. The fossilized footprints, apparently made on a mu
·Singapore
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