Scientific Name: Pongo abelii
Conservation Status: Critically Endangered
Population Trend: Decreasing
Region: Northern Sumatra, Indonesia, mainly in Aceh and North Sumatra
Estimated Population Left: About 13,846 individuals
Main Threats: Deforestation, conversion of rainforest to palm oil and other agriculture, illegal logging, forest fires, hunting, illegal pet trade, habitat fragmentation and human-wildlife conflict.
How You Can Help: Support orangutan and rainforest conservation programs, choose products that use responsibly sourced palm oil, avoid products linked to illegal deforestation, support wildlife-trafficking enforcement and donate to organizations protecting Sumatran forests and orangutans.
Sources
World Wildlife Fund — Sumatran Orangutan
https://www.worldwildlife.org/species/sumatran-orangutan
World Wildlife Fund — Orangutan
https://www.worldwildlife.org/species/orangutan
World Wildlife Fund — Borneo and Sumatra
https://www.worldwildlife.org/places/borneo-and-sumatra