Tapanuli orangutans are the world's most endangered great ape. Fewer than 800 remain, all previously thought to be in their native Indonesia. But now an Indian zoo says it has one. An Indian court ...

Sleeping in hammocks under the rainforest canopy, scuba diving in tropical waters, and spotting wild orangutans were just ...

From using moon rovers that encourage predators to hunt and forage in packs, to applying state-of-the-art algorithms to try ...