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Exact population counts are difficult to ascertain, but the World Wildlife Fund estimates there are only 120,000 orangutans left in the wild across all species. They have a low reproductive rate ...
Males of each orangutan species (from left to right): Bornean, Sumatran, Tapanuli. Tapanuli orangutans resemble Sumatran orangutans more than Bornean orangutans in body build and fur color. [3] However, they have frizzier hair, smaller heads, and flatter and wide faces. [4]
Over the past 60 years, the population of all three species has been steeply declining. [2] The current population of orangutans cannot be accurately calculated; however, it is estimated that the number of individuals remaining is: 104,000 Bornean orangutans, 14,000 Sumatran orangutans, and 800 Tapanuli orangutans. [3]
The Bornean, the Tapanuli and the Sumatran. It’s believed that there are only 14,000 individual Sumatran orangutans left in the wild. They can weigh anywhere from 66-198 pounds and be 4-5 feet tall.
Adult male (left) and female Tapanuli orangutans. Orangutans display significant sexual dimorphism; females typically stand 115 cm (45 in) tall and weigh around 37 kg (82 lb), while adult males stand 137 cm (54 in) tall and weigh 75 kg (165 lb).
There are still believed to be around 100,000 orangutans left on Borneo, and 14,000 on Indonesia’s Sumatra island, it added. “Orangutans are critically endangered,” WWF Malaysia told CNN in ...
Research in the Ketambe area reported cases of meat-eating in wild Sumatran orangutans, of which nine cases were of orangutans eating slow lorises. The research shows, in the most recent three cases of slow lorises eaten by Sumatran orangutan, a maximum mean feeding rate of the adult orangutan for an entire adult male slow loris is 160.9 g/h ...
World Wildlife Fund explains that a hundred years ago there were probably more than 230,000 orangutans in ... Stella and her parents are three of just over 1,000 Bornean orangutans left in the ...