Sumatran orangutans, and 800 Tapanuli orangutans. The number of Bornean orangutans has decreased by more than 60% in 60 years, and the population of the Sumatran...

apes, orangutans are highly intelligent, displaying tool use and distinct cultural patterns in the wild. Orangutans share approximately 97% of their DNA...

study of captive orangutans. Orangutans have been observed to use sticks to poke at catfish, causing them to leap out of the water so the orangutan can...

Sumatran orangutan (Pongo abelii) is one of the three species of orangutans. Critically endangered, and found only in the north of the Indonesian island of Sumatra...

ancestral orangutans first entered what is now Indonesia from mainland Asia. Tapanuli orangutans resemble Sumatran orangutans more than Bornean orangutans in...

Retrieved 1 May 2010.\ An estimate of the number of wild orangutans in 2004: "Orangutan Action Plan 2007–2017" (PDF). Government of Indonesia. 2007. Davis, Nicola...

hold up to 100 orphaned orangutans while they go through rehabilitation, but at its peak cared for over 600 individual orangutans. In addition to quarantine...

existence of fauna in Indonesia. The wildlife trade has had a detrimental effect on Indonesia's fauna, including rhinoceroses, orangutans, tigers, elephants...

quarantines and cares for orangutans confiscated from the illegal pet trade. To date, the SOCP has rescued over 340 illegal pet orangutans of which more than 260...

Asian haze. A 2018 study found that Bornean orangutans declined by 148,500 individuals from 1999 to 2015. List of highest peaks in Borneo by elevation. Mount...

Sumatran hybrid orangutans in captivity. Before Bornean and Sumatran orangutans were described as separate species in the early 2000s, orangutans from differing...

published by Blue Sneaker Press in 2018. Wild Sumatran orangutans are critically endangered. In the 1970s, UC San Diego Health (UCSD) pathologist Kurt...

doi:10.1002/ajp.1350370308. PMID 31936951. S2CID 86473603. "Sumatran orangutans". OrangutanIslands.com. Archived from the original on 2013-11-26. Retrieved...

includes the critically endangered Sumatran rhinoceros, the endangered and iconic Bornean orangutan, twelve other species of primate, Bornean bearded...

Ecosystem, the only place on Earth where tigers, elephants, rhinoceroses and orangutans can be found living together in the wild. They were fined to pay Rp 114...

lineage of Eurasian apes, the subfamily has only one extant genus, Pongo (orangutans), which contains three extant species; the Sumatran orangutan (Pongo...

expanded with new species, most notably the critically endangered Bornean orangutan. The outdoor portion of the house, home to the 'Monkey Forest' and the 'Mediterranean...

Disenchanted Forest is a 1999 documentary film that follows endangered orphan orangutans on the island of Borneo as they are rehabilitated and returned to their...

Cross River gorilla Western lowland gorilla Bornean orangutan Sumatran orangutan Tapanuli orangutan Subspecies Western chimpanzee Species Sibree's dwarf...

three extant species of orangutans and their subspecies, two extant species of gorillas and their subspecies, two extant species of panins (bonobos and...

This is a list of the bird and mammal species and subspecies described as endangered by the United States Fish and Wildlife Service. It contains species...

orphaned Sumatran orangutans into the wild to establish a new population of this critically endangered species. More than 139 orangutans have been released...

critically endangered Tapanuli orangutan lives in the region. It was described as a distinct species in 2017 and represents the first extant species of great...

Park. Reports suggest poaching of the most endangered primate orangutan is reaching alarming levels. About 10-15 orangutans were traded every month from...

constructions fragment the orangutans from the river. The habitat of orangutan is spread across forests in 163,000 hectares of Batang Toru ecosystem (TFCA...

Independent Lens. The Disenchanted Forest (1999) follows endangered orphan orangutans on the island of Borneo as they are rehabilitated and returned to their...

of particular concern is the critically endangered Bornean orangutan. A notable study in 2018 showed that from 1999 to 2015, over 100,000 orangutans were...

specific to bonobos; infanticide is observed in all other great apes except orangutans. Bonobos engage in sexual activity numerous times a day. It is unknown...

oldest living male orangutan is Mushon, aged 55 years, 256 days. Female orangutans, on average, live longer than their male counterparts. "Joao - Group 2...

Sumatra." Sumatra is the homeland of the surviving populations of Sumatran orangutans (Pongo abelii) and Tapanuli orangutans (Pongo tapanuliensis). Joe Martin's...