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There are three types of orangutans left in the world. The Bornean, the Tapanuli and the Sumatran. It’s believed that there are only 14,000 individual Sumatran orangutans left in the wild.
The Sumatran orangutan is endemic to the north of Sumatra. In the wild, Sumatran orangutans only survive in the province of Nanggroe Aceh Darussalam (NAD), the northernmost tip of the island. [23] The primate was once more widespread, as they were found farther to the south in the 19th century, such as in Jambi and Padang. [24]
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 number of Bornean orangutans has decreased by more than 60% in 60 years, and the population of the Sumatran orangutan has decreased by 80% in the last 75 years. [2] It is estimated that between 1999 and 2015, the population of Bornean orangutans has decreased by over 100,000. [2]
The Sumatran Orangutan Conservation Programme (SOCP) is a collaborative project involving Indonesian NGO Yayasan Ekosistem Lestari (YEL) - as the main implementer in Indonesia, its Swiss partner the PanEco Foundation, and the Indonesian Ministry of Environment and Forestry’s Directorate General of Natural Resource and Ecosystem Conservation (Ditjen KSDAE), under several Memoranda of ...
Scientists working in Indonesia have observed an orangutan intentionally treating a wound on their face with a medicinal plant, the first time this behavior has been documented.
A 2017 genome study found that the Bornean and Tapanuli orangutans diverged from Sumatran orangutans about 3.4 mya, and from each other around 2.4 mya. Millions of years ago, orangutans travelled from mainland Asia to Sumatra and then Borneo as the islands were connected by land bridges during the recent glacial periods when sea levels were ...
Orangutans are one of the world's great apes - the closest living relatives of humans - alongside chimpanzees, bonobos and gorillas. Orangutans are the least closely related to humans of them but ...