MYN / JP Lawrence / Mussurana (Clelia clelia) San Jose de Payamino, Ecuador Meetyourneighbours.net project

Ashley Cooper / Mackerel skies over Ambleside, Cumbria, England, UK. December 2008

Tony Wu / People examining pectoral fins of a Fin whale (Balaenoptera physalus) the bone structure reflects the animal's link to terrestrial mammals, Tokyo, Japan, November 2013

Nigel Cattlin / Cornish herring-bone dry stone wall, Tintagel, Cornwall, England, UK, March