Derived native the Malay words for “person that the forest," Sumatran orangutans are critically endangered.

You are watching: Suppose we could shrink the earth without changing its mass.

The Sumatran orangutan is practically exclusively arboreal, living amongst the tree of tropic rainforests. Females virtually never ever travel ~ above the ground and also adult males do so rarely.Sumatran orangutans room reported to have closer social ties 보다 their Bornean cousins. This has actually been attributed to mass fruit ~ above fig trees, where teams of Sumatran orangutans can come with each other to feed. Adult males are frequently solitary while females space accompanied by offspring.

Historically, the Sumatran orangutan was dispersed over the entire island that Sumatra and further south right into Java. The species" variety is now limited to the phibìc of the island through a bulk in the districts of north Sumatra and Aceh. That the ripe existing populations of Sumatran orangutans, just seven have actually prospects of long-term viability, each with an estimated 250 or more individuals. Just three populaces contain an ext than 1,000 orangutans.Orangutans the were confiscated from the illegal profession or as pets space being reintroduced to Bukit Tigapuluh national Park. They number roughly 70 and also are reproducing.

Browse photos & Videos h

Orangutans in Sumatra learn to live in the wild

At the Frankfurt Zoological Society’s Orangutan Rehabilitation Center, orangutans are rehabilitated and also released earlier into the wild. Rescued orangutans learnhow to feed and also fend because that themselves in the lowland rainforests of central Sumatra—skills they never had the chance to pick up from their mothers.



Orangutans room frugivores and play a crucial role in the dispersal of seeds over a substantial area. If orangutans to be to disappear, for this reason would several tree species, especially those with larger seeds.


The dry rainforests whereby Sumatran orangutans live are likewise home to other spectacular species including rare Sumatran tigers, Sumatran elephants, and Sumatran rhinoceroses.

See more: Animales En Peligro De Extincion En Puerto Rico, El Yunque National Forest


The forests orangutans call home are a critical source for fresh water. Rivers and also streams from this forests provide local communities with water for drinking, cooking, bathing, irrigation and hydroelectricity. The woodlands are also a valuable source for wildlife assets like honey and also rattan.