Naïve orangutans (Pongo abelii and Pongo pygmaeus) individually acquire nut‐cracking using hammer tools
Sign Up to like & getrecommendations! Published in 2021 at "American Journal of Primatology"
DOI: 10.1002/ajp.23304
Abstract: Nut‐cracking with hammer tools (henceforth: nut‐cracking) has been argued to be one of the most complex tool‐use behaviors observed in nonhuman animals. So far, only chimpanzees, capuchins, and macaques have been observed using tools to… read more here.
Keywords: orangutans pongo; abelii; pygmaeus; nut ... See more keywords
Time Does Not Help Orangutans Pongo abelii Solve Physical Problems
Sign Up to like & getrecommendations! Published in 2017 at "Frontiers in Psychology"
DOI: 10.3389/fpsyg.2017.00161
Abstract: Many questions in animal intelligence and cognition research are challenging. One challenge is to identify mechanisms underlying reasoning in experiments. Here, we provide a way to design such tests in non-human animals. We know from… read more here.
Keywords: orangutans pongo; help orangutans; time; abelii solve ... See more keywords