The nature and evolution of intelligence in orangutans (Pongo pygmaeus)

@article{Russon2007TheNA,
  title={The nature and evolution of intelligence in orangutans (Pongo pygmaeus)},
  author={Anne E. Russon},
  journal={Primates},
  year={2007},
  volume={39},
  pages={485-503}
}
Orangutans share many intellectual qualities with African great apes and humans, likely because of their recent common ancestry. They may also show unique intellectual adaptations because of their long evolutionary divergence from the African lineage. This paper assesses orangutan intelligence in light of this evolutionary history. Evidence derives from observations of juvenile ex-captive orangutans reintroduced to free forest life by the Wanariset Orangutan Reintroduction Project, East… CONTINUE READING