An engraving depicting the front quarters of a cervid deer, in a cave in south-west Ireland [George Nash - Lost Land Bridge Project]
Researchers believe the first known humans to set foot on Ireland thousands of years ago were most likely from Wales, following the "exciting" discovery of ancient cave art.
During the most recent Ice Age, when much of the British Isles were beneath a vast continental glacier, the depleted sea levels opened a "lost land bridge" between modern-day Pembrokeshire and the south-east tip of Ireland, around Rosslare.
Probably not intended to be permanent at the time, made by three or four fingers gouged into soft layers of cave walls, flutings were probably early human children's initiation into interpretive rock art [George Nash - Lost Land Bridge Project]
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https://www.yahoo.com/news/science/articles/ancient-cave-art-discovery-suggests-220146457.html
