Valentia Island’s Ancient Tracks: Windows into the First Steps on Land
Valentia Island, Ireland – Fossilized footprints etched into ancient rock slabs along this remote southwestern shore offer a rare glimpse into one of prehistory’s pivotal moments. These Devonian tetrapod trackways, preserved in the Valentia Slate Formation, capture the tentative ventures of early four-limbed vertebrates onto dry land some 385 million years ago. Scientists regard the ...












