The crawfish lichen - Ochrolechia parella. Also known as the crab's eye lichen, light crottle or parelle.

Size: 5108px × 3420px
Location: Cumbria.
Photo credit: © Dave Marsden / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: british, carbs, common, crab, crawfish, crottle, eye, lichen, lichens, light, maritime, ochrolechia, parella, parelle