This story appears in the March 2019 issue of National Geographic magazine ... humid pit deep below Borneo’s rainforest. Climbing down past an ancient heap of bird guano and pushing through ...

Borneo is in Southeast Asia is one of the Greater ... But despite this unique geography, Lonely Planet says that it has “some of the world's most wildlife-rich equatorial rainforests, incredible ...

Only during the past 20 years or so has scientific evidence begun to outweigh speculation as a new generation of researchers has tracked the elusive apes across the islands of Borneo and Sumatra ...