In the dense forests of Indonesia, you can hear strange and haunting sounds. At first, these calls may seem like a random collection of noises but my rhythmic analyses reveal a different story.

Orangutans, humans’ close evolutionary relatives, have developed remarkable strategies to survive in the unpredictable rainforests of Borneo. A Rutgers-led study reveals that these apes balance ...

When a wild orangutan leaves its mother after spending many years by her side, it has a mental catalog of almost 250 edible plants and animals, and the knowledge of how to acquire and process them. A ...

Researchers have confirmed that the critically endangered Tapanuli orangutan, previously thought to live only in Sumatra’s Batang Toru forest, also inhabits a peat swamp forest 32 kilometers (20 miles ...

Taxonomy, geographic variation, and population genetics of Bornean and Sumatran orangutans / Benoît Goossens ... [et al.] -- The functional significance of variation in jaw form in orangutans / Andrea ...

Male Bornean Orangutan - Big Cheeks. Image by Eric Kilby from Somerville, MA, USA, CC BY-SA 2.0, Male Bornean Orangutan - Big Cheeks. Image by Eric Kilby from Somerville, MA, USA, CC BY-SA 2.0, ...

Warwick primatologists, in collaboration with the Max Planck Institute, have shown that young orangutans develop their nighttime nest building skills via observational social learning - by closely ...

Indonesian palm oil company PT Equator Sumber Rezeki (ESR), part of First Borneo Group, has begun clearing critical orangutan habitat in West Kalimantan province, threatening high conservation value ...

INDIANAPOLIS (WISH) — On Tuesday, the Indianapolis Zoo introduced its newest resident, a male baby orangutan, to zoo visitors. It was the first time that orangutan mom Sirih has brought her baby into ...

In our Meet Milwaukee's Animals series, we speak to an animal caretaker each month to share the stats and stories that make some of our favorite animals so ...