The goal is 12,500 species. The ’Photo Ark’ navigator and animal photographer is Joel Sartore. The mission is to document every captive animal species in the world using studio lighting and black-and-white backgrounds. So far, he’s traveled to 40 countries and has accomplished more than half of his target.
Jonathon, an approximately 183-year-old tortoise, is living proof a healthy diet can change your life. Find out here exactly what he ate and the amazing transformation it had on him. You'll also learn the average lifespan of giant tortoises and how taking a cue from them can help extend our own lives and that of our pets.