Evolution of the species on Boreray.

After sweeping round Stac an Armin we aproached Boreray from the NE. What a superlative sight! It was like a great stegosaurus rising up from the ocean. We half expected to see pterodactyls swooping round its rocky pinnacles...

...but they had all evolved into gannets!

Murdani now took the Cuma through the narrow gap between Boreray...

...and a pair of small unnamed stacs which lie between