Chimpanzees tend to sleep more on the ground than previously thought, a behavior that has implications for their conservation and could help explain how and when early humans abandoned trees…
Newly captured images from camera traps in the Tayna Nature Reserve in the Democratic Republic of the Congo have recorded two mother-infant pairs of critically endangered eastern lowland gorillas. These…
JAKARTA — When scientists made the bombshell announcement in 2017 that the Tapanuli orangutan (Pongo tapanuliensis) was a new species, the apes were immediately put under the global spotlight. With…
In 2017, the Tapanuli orangutan was identified as a new species of great ape — and immediately became the most endangered great ape on the planet, with a total population…
A team of international scientists has used a new genetic tool to measure the size of a population of crab-fishing chimpanzees living in a pristine mountain range in Guinea where…
JAKARTA — Deforestation associated with oil palm cultivation has declined in recent years in Indonesia, but in a biodiversity haven at the northern tip of Sumatra, the forest is being…
Gorillas and chimpanzees, like humans, have long been known to get infected with malaria. But evidence of the parasite's effects on bonobos, one of humankind's closest genetic relatives, has been…
MEDAN, Indonesia — An investigation into the violent death of an orangutan in northern Sumatra in January has shone a light on the persistent problem of human-wildlife conflict and illegal…
BATANG TORU, Indonesia — With fewer than 800 individuals remaining in the wild today, the critically endangered Tapanuli orangutan isn’t just the most threatened great ape species in the world…
The dents and dings on the surfaces of rocks used by chimpanzees to crack open nuts preserve a history of how the animals used the tools and how those patterns…
JAKARTA — Indonesian academics have called out the government for banning five foreign scientists after they questioned official claims of an increase in the country’s orangutan population, warning that the…
Orangutans, like most of the world’s great apes, are struggling. Their numbers continue to drop as their habitat disappears, or they’re killed by humans for food, out of fear or…
JAKARTA — “Remarkably lax” and “laissez-faire” law enforcement efforts by conservation authorities in Indonesia have allowed the killing, capture and trade of scores of orangutans to persist, according to a…
Mountain gorillas are currently the only nonhuman great ape whose population is not declining. Thanks to successful conservation interventions, the species' population has increased from 620 in 1989 to more…
JAKARTA — A second tunnel collapse this year at a controversial dam construction site in Indonesia has killed another Chinese worker, bringing the toll from the project to 17 in…
Rahayu, a juvenile female orangutan, arrived at a rehabilitation center on the Indonesian part of Borneo island feverish, unresponsive and almost comatose, recounts Karmele Llano Sanchez, program director at International…
Bonobos, sometimes referred to as the "hippies" of the ape kingdom, have long been known for their relatively peaceful relations within core family groups. But there’s been less consensus about…
LUBUMBASHI, Democratic Republic of Congo — Three chimpanzees have been kidnapped and are being held for ransom after intruders broke into a primate sanctuary in the Democratic Republic of Congo.…
JAKARTA — Indonesian police are investigating possible negligence in the death of a Chinese construction worker at the site of a controversial hydroelectric dam in the only known habitat of…
Millions of wild animals die or are maimed annually in snares, including elephants, tigers and gorillas. Snares are mostly used to source bushmeat for urban markets or to feed rural families. But bycatch is rife and solutions difficult.
Gunshots, grassland and a tiny population of critically endangered gorillas coexisting with nearby human populations in southwestern Cameroon: a new study analyzes a complex set of factors to help understand…
There are moments in researchers’ lives when they realize the significance of something they hadn’t paid much thought to in the past. For primatologist Catherine Hobaiter and her team, one…
JAKARTA — Habitat for up to a quarter of the known population of Bornean orangutans will disappear across the island of Borneo under predicted patterns of deforestation over the next…
JAKARTA — The vast majority of orangutan habitat in Indonesia is located outside of protected areas. That can be bad news for orangutans living in corporate concessions, where a new…
In 2005, a chimpanzee named Tico arrived at a rescue center in Spain. The details of his early life were vague: he'd been found roaming in the mountains before being…
Conservationists feared that chimpanzees in Comoé National Park might have been wiped out during a decade of civil conflict in Côte d'Ivoire. But camera-trap footage found a healthy population and…
Uganda’s Bwindi Impenetrable National Park is a sanctuary for half of the world’s remaining population of endangered mountain gorillas, alongside forest elephants and many other species. But two road projects…
This March, the NGO Friends of Bonobos released 14 bonobos into the wild — only the second time ever a bonobo group has been reintroduced to their natural habitat. Their…
Over the past 20 years, more than $1 billion has been spent on orangutan conservation. Yet all three species of orangutan are currently classified as critically endangered and continue to…
Early February 1989. A blue helicopter, partly tinted in green and white, emerged from the clouds of Kanyang, in Nigeria's Cross River state. Gabriel Osanja, then 22, stood among the…
