The Periwinkle: A Familiar Little Snail With a Surprising Past

If you’ve spent any time exploring the rocky Maine shoreline — or running your fingers along the rocks in our 200-gallon touch tank — you’ve almost certainly met a periwinkle. […]

If you’ve spent any time exploring the rocky Maine shoreline — or running your fingers along the rocks in our 200-gallon touch tank — you’ve almost certainly met a periwinkle. […]