This primate of Indonesia is the only ape whose name begins with an "O"
A-Z Animals, an online 
animal encyclopedia where you can learn about all your favourite animals, and... [DOC] [TLE] Sumatra Red Apes - Sumatra Primate - Sumatra Monkeys - Pinterest [PAR] Sumatran Orangutan Species - Visit Orangutans Sumatra Indonesia - Sumatra 
Red Apes - Sumatra Primate - Sumatra Monkeys ... Oil OrangutanOrangutan 
AdultOrangutan NamedBornean OrangutanAnimals  ApesAnimals ..... Michael 
O'Brien .... Of the 9 existing populations of Sumatran orangutans, only 7 have 
prospects.