By A Mystery Man Writer
The number of orangutans on the island of Borneo has more than halved in 16 years, scientists say.
Borneo's orangutan population slashed by more than half in 16 years
Critically Endangered Orangutans: How Many Bornean Orangutans Are Left?
Borneo's orangutans at risk of extinction after population decreases by 148,500 in 16 years
Tapanuli orangutan endangered by Sumatran hydropower scheme
Hunting and deforestation cause orangutan population drop – DW – 02/16/2018
A Life Aloft - bioGraphic
Orangutans have been adapting to humans for 70,000 years
In Borneo, illicit hunting thins orangutan population
Borneo's orangutan population plunged by 100,000 since 1999, new study finds
Bornean Orangutan, Overview & Threats
We surveyed Borneo's orangutans and found 100,000 had 'disappeared
Hanging with orangs: Zoo leaders find hope in journey to Borneo