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They were shocked to find up to 200 members of the most severely threatened population of Bornean orangutans. The sub-species Pongo pygmaeus pygmaeus has only around 3,000-4,500 animals left in ...
This is attributed to the fact that they have a much smaller population size. Also, the Bornean orangutans have lower nucleotide diversity. [49] As the Bornean orangutans and Sumatra orangutans both exist within the same genus, they exhibit similar cultural behaviors that have been found to exist amongst most orangutan populations. The fact ...
A 2016 study estimates a population of 14,613 Sumatran orangutans in the wild, twice that of previous population estimates, [131] while 2016 estimates suggest 104,700 Bornean orangutans exist in the wild. [119] A 2018 study found that Bornean orangutans declined by 148,500 individuals from 1999 to 2015. [132]
Sumatran orangutan (Pongo abelli) Hominoidea is a superfamily of primates. Members of this superfamily are called hominoids or apes, and include gorillas, chimpanzees, orangutans, gibbons, bonobos, and humans. Hominoidea is one of the six major groups in the order Primates. The majority are found in forests in Southeastern Asia and Equatorial Africa, with the exception of humans, which have ...
There are three types of orangutans left in the world. The Bornean, the Tapanuli and the Sumatran. It’s believed that there are only 14,000 individual Sumatran orangutans left in the wild.
Bornean Orangutan Population in the Wild Is 'Critically Endangered' ... "Bornean Orangutans decreased by more than 60% between 1950 and 2010, and a further 22% decline is projected to occur ...
The population of the species has radically decreased over the past decade. ... Sumatran orangutan: Pongo abelii: 7,300 [55 ... Bornean orangutan: Pongo pygmaeus ...
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 number of Bornean orangutans has decreased by more than 60% in 60 years, and the population of the Sumatran ...