TURTLES & TORTOISES
'(<a href="http://www.j-archive.com/media/2011-11-08_DJ_08.jpg" target="_blank">Alex kneels next to a tortoise on the beach in the Galapagos Islands, Ecuador.</a>)  On lush islands, dome-shaped tortoises slowly plow through the brush; but where there's less vegetation & they have to reach higher to obtain food, some tortoises can do this because their <a href="http://www.j-archive.com/media/2011-11-08_DJ_08a.jpg" target="_blank">shells</a> are shaped like this equine accessory'
a saddle