Image: NR sheep

Description: North Ronaldsay sheep. The sheep are a rare breed which has evolved to eat seaweed. All access to the shore is fenced to stop them getting onto pastures as their digestive systems cannot cope with grass, due to the high copper content.
Title: NR sheep
Credit: The Geograph Project
Author: Liz Burke
Permission: This image was taken from the Geograph project collection. See this photograph's page on the Geograph website for the photographer's contact details. The copyright on this image is owned by Liz Burke and is licensed for reuse under the Creative Commons Attribution-ShareAlike 2.0 license. This file is licensed under the Creative Commons Attribution-Share Alike 2.0 Generic license. Attribution: Liz Burke You are free: to share – to copy, distribute and transmit the work to remix – to adapt the work Under the following conditions: attribution – You must attribute the work in the manner specified by the author or licensor (but not in any way that suggests that they endorse you or your use of the work). share alike – If you alter, transform, or build upon this work, you may distribute the resulting work only under the same or similar license to this one. http://creativecommons.org/licenses/by-sa/2.0 CC BY-SA 2.0 Creative Commons Attribution-Share Alike 2.0 truetrue
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License: CC BY-SA 2.0
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