HELP ANIMALS!

PHOTOGRAPH BY JOEL SARTORE, NATIONAL GEOGRAPHIC PHOTO ARK
PHOTOGRAPH BY JOEL SARTORE, NATIONAL GEOGRAPHIC PHOTO ARK

Many of the animals in these galleries are threatened with extinction, and unfortunately, a lot of threats come from humans. Check out these creatures that were photographed by National Geographic photographer Joel Sartore at zoos and other safe places around the world. Then find out how you can help.