Ecuador and the Galápagos, July 23 - August 7, 2007 / 20070801c_SantaCruz_TortoisesAhem Ruth Milner, rmilner plus web at bookofmarvels dot net 12/21/2007

Tortoises ... <ahem>, Darwin station Although it might be hard to shift your attention to this, these tortoises are "saddleback" - i.e. the front of their shells is higher, allowing them to browse on vegetation above them (like opuntia cactus). They have evolved differently on different islands.