Are Clark's nutcrackers (Nucifraga columbiana) able to discriminate knowledge states of human experimenters during an object-choice task?

@article{Clary2013AreCN,
  title={Are Clark's nutcrackers (Nucifraga columbiana) able to discriminate knowledge states of human experimenters during an object-choice task?},
  author={Dawson Clary and Debbie M. Kelly},
  journal={Evolutionary psychology : an international journal of evolutionary approaches to psychology and behavior},
  year={2013},
  volume={11 3},
  pages={628-46}
}
Corvids and primates have been shown to possess similar cognitive adaptations, yet these animals are seldom tested using similar procedures. Object-choice tasks, which have commonly been used to test whether an animal is able to infer the mental state of a human experimenter based on a gestural cue, provide one potential means of testing these animals using a similar paradigm. The current study used an object-choice task to examine whether the corvid, Clark's nutcracker (Nucifraga columbiana… CONTINUE READING

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