In 2006, Joel Sartore began photographing one animal at a time; 18,000 species later, his Photo Ark has become a global conservation movement fighting to save wildlife from extinction
Joel Sartore started the project with a simple but powerful idea: to photograph animals one species at a time, creating a visual record before they are gone. (Image: Instagram/joelsartore) In a world where species can disappear before most people even…