Association among wild orang-utans: sociality, passive aggregations or chance?

@article{Mitani1991AssociationAW,
  title={Association among wild orang-utans: sociality, passive aggregations or chance?},
  author={J. Mitani and G. Grether and P. Rodman and D. Priatna},
  journal={Animal Behaviour},
  year={1991},
  volume={42},
  pages={33-46}
}
Encounters and associations between adult male, adult female and subadult male orang-utans, Pongo pygmaeus, were examined at the Kutai National Park and Gunung Palung Nature Reserve, Indonesia. [...] Key Method Observed rates of encounters, durations of associations and proportions of time spent in associations of two members of each age-sex class from each population were compared with expected values generated from null models of associations. Encounter rates, durations of associations and proportions of time…Expand

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