Roland Seitre / Childres with African spurred tortoise (Centrochelys / Geochelone sulcata) Dakar, Senegal, West Africa, Vulnerable species. Three newly hatched babies and one adult over 100 years old

Roland Seitre / Antoine Cadi, scientist, and assistant measure the shell of an African spurred tortoise (Centrochelys / Geochelone sulcata) Sahel desert, Ferlo North Reserve, Senegal, West Africa, Vulnerable species....

Roland Seitre / African spurred tortoise (Centrochelys / Geochelone sulcata) Sahel desert, Ferlo North Reserve, Senegal, West Africa, Vulnerable species

Thomas Rabeil / Portrait of a Spurred Tortoise (Geochelone sulcata). Termit Massif, Niger, Africa.

David Welling / Texas tortoise {Gopherus berlandieri} Texas, USA

Norbert Wu / Desert Tortoise (Gopherus agassizii), Nevada

Larry Minden / Desert Tortoise (Gopherus agassizii) emerging from burrow beneath Mohave Desertrue (Thamnosma montana), Mojave Desert, California

Larry Minden / Desert Tortoise (Gopherus agassizii) in a field of yellow flowers, Mojave Desert, California

Alain Dragesco-Joffe / African spurred tortoise (Centrochelys sulcata) Sahara

Ashley Cooper / A sign about the Mojave desert tortoise (Gopherus agassizii) near Lake mead in Nevada, USA. September 2014

Emanuele Biggi / Leopard tortoise (Geochelone pardalis) young specimen walking among rocks and gravel, Brandberg area, Namibia.

Tim Fitzharris / Desert Tortoise (Gopherus agassizii), Santa Catalina Mountains, Arizona