Tool Use in Wild Orang-utans Modifies Sound Production: A Functionally Deceptive Innovation? – Proc. R.Soc B.

Here's the abstract of a paper which is freely available from the Royal Society, in which deceptive communication facilitated by tool use in Bornean orang-utans comes under the spotlight. The kiss-squeak may not be familiar to all, so here's a link to a page at the University of Zurich where different types can be heard,... Continue Reading →

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