Roughly 240 million years in the past, a massive 12-foot creature known as a chirotherium tread across a stretch of sand that was then part of the Pangaea landmass. Today, that ancient shoreline exists as the edge of Kildonan village on the southern coast of Scotland’s Isle of Arran. Here, the coast is interrupted by jagged formations of black igneous rock — solidified magma that juts dramatically into the sea — while quaint cottages sit beneath rolling green cliffs. We know of