Orkney

References

Archaeologists Make Surprising Discovery at Neolithic Site in Scotland. Popular Archeology. (2014, October 14). http://popular-archaeology.com/issue/fall-09012014/article/archaeologists-make-surprising-discovery-at-neolithic-site-in-scotland

A breed apart on Swona. Countryfile. (2012, November 16). http://www.countryfile.com/countryside/breed-apart-swona

Porter, V. & Mason, I. L. (2002). Mason’s World Dictionary of livestock breeds, types and varieties (5th ed.). Wallingford, Oxfordshire, UK: CABI.

Porter, V., Alderson, L., Hall, S. J. G., & Sponenberg, D. P. (2016). Mason’s World Encyclopedia of Livestock Breeds and Breeding: 2 volume pack (1st ed.). Wallingford, Oxfordshire, UK: CABI.

Royle, S. A. (2002). Geography Of Islands. London, UK: Routledge.

Trow-Smith, R. (2013). A History of British Livestock Husbandry, 1700-1900. London, UK: Routledge.