I wrote about back in May. These endangered mammals were featured on Sartore's page, Photo Ark, and are threatened by a cancer called Devil Facial Tumor Disease (DTFD). The Save the Tasmanian Devil Program is working to conserve these incredible little carnivores (they actually eat their ENTIRE prey, bones and all). To help, visit the program's website.
If you love wildlife and haven't seen Photo Ark, you should definitely check it out. Sartore has spent the last 25 years trying to document every species in human care, to photograph species before they disappear, and to get people to care about these species. I was lucky enough to see his Photo Ark exhibit at the National Geographic in Washington DC, and you can see the photos in his book. Here's a look at a day at the office for the Photo Ark crew: