Duke's face says it all. He was as surprised as a child spotting a chimpanzee at a zoo for the first time. Science reveals that humans share 97 percent of their DNA with orangutans. In this case ...

After peering at the baby's face, the orangutan points to the child's feet and head as she calmly watches him through the window. Breastfeeding Zookeeper Teaches Struggling Orangutan Mom How to ...

Orangutans do this a lot when they’re mad ... fleshy pads called flanges on the sides of his face, and a massive throat sac to amplify his calls. The sybaritic scene in the forest canopy ...

Mission Critical explored the challenges that orangutans face in the wild, and the obstacles that scientists, photographers, and explorers face when documenting them in the thick rain forest of ...