This story features photos from the National Geographic Photo Ark. Buy Photo Ark books and merchandise here. This story appears in the February 2017 issue of National Geographic magazine.

Scientists are racing to save sea stars from extinction through breeding. Here's what they're learning about the different ...

National Geographic Fellow and a regular contributor to National Geographic Magazine. Joel started the Photo Ark in his hometown of Lincoln, Nebraska, over a decade ago. Since then, he has visited ...

and children in collaboration with National Geographic, around the ambitious Photo Ark project, which was founded by photographer Joel Sartore and which aims to photograph every species around the ...

National Geographic photographer, Joel Sartore, is on a mission to make people fall in love with wildlife, inspiring them to take action. When finished, his Photo Ark will contain striking studio ...

Joel Sartore founded the National Geographic Photo Ark in an effort to slow, or stop, the world’s extinction crisis. Learn more about the project at natgeophotoark.org.

This story appears in the June 2018 issue of National Geographic magazine. Sometimes the sounds of a vocalist warming up drift through the lush aviaries of Umgeni River Bird Park. The prima donna ...

to publication in National Geographic Magazine and on their social media, we reach more than 70 million people per post now. The Photo Ark images get people to care about some of the least known ...

In his 25 years as a National Geographic photographer ... Joel boards the rarest rhinoceros in the world onto the Photo Ark. Nabiré is one of only five of northern white rhinos left on the ...

In honor of Earth Day, National Geographic is selling prints of some of the world's best nature photography from the past decade. In honor of Earth Day and the photographers who make our Earth ...