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Males are considered the most solitary of the orangutans. The Bornean orangutan has a lifespan of 35–45 years in the wild; [2] in captivity it can live to be about 60. [25] Despite being arboreal, the Bornean orangutan travels on the ground more than its Sumatran counterpart. This may be in part because no large terrestrial predators could ...
Bornean orangutans (P. pygmaeus) exhibit less genetic diversity than Sumatran orangutans (P. abelii), despite the latter's population being six to seven times greater. The researchers hope these genetic data may help conservationists preserve the endangered ape, as well as learn more about human genetic diseases . [ 24 ]
Range and density of non-human primates. Primates is a diverse order of placental mammals which includes monkeys, lemurs, galagos, lorisids, tarsiers, and apes (including humans). Members of this order are called primates. The order currently comprises 505 extant species, which are grouped into 81 genera. The majority of primates live in South ...
The organization estimated there were around 104,700 Bornean orangutans at the time — a sharp decline from an estimated 288,500 animals in 1973. The numbers could drop to just 47,000 by 2025 ...
However, the discovery of a previously unknown orangutan population in Malaysian Borneo is reason to hope. Threats. Human actions have reduced orangutan habitats by more than 80% over the past 20 ...
The phylogenetic split of Hominidae into the subfamilies Homininae and Ponginae is dated to the middle Miocene, roughly 18 to 14 million years ago.This split is also referenced as the "orangutan–human last common ancestor" by Jeffrey H. Schwartz, professor of anthropology at the University of Pittsburgh School of Arts and Sciences, and John Grehan, director of science at the Buffalo Museum.
Ponginae / p ɒ n ˈ dʒ aɪ n iː /, also known as the Asian hominids, is a subfamily in the family Hominidae.Once a diverse lineage of Eurasian apes, the subfamily has only one extant genus, Pongo (orangutans), which contains three extant species; the Sumatran orangutan (Pongo abelii), the Tapanuli orangutan (Pongo tapanuliensis) and the Bornean orangutan (Pongo pygmaeus).
Human activity is a big part of the problem when it comes to threats to the Sumatran orangutan. Some threats can be reversed with the enforcement of current laws and habitat conservation efforts.