Elephants use pointing
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Elephants Use Pointing PowerPoint PPT Presentation


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Elephants Use Pointing. Stefan Dang. Background & Related Topics. Acquiring information from the behavior of others Pointing in primates Pointing in young children Wolves & dogs respond to pointing Reading human social cue ability Domesticated vs. non-domesticated .

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Elephants Use Pointing

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Elephants use pointing

Elephants Use Pointing

Stefan Dang


Background related topics

Background & Related Topics

  • Acquiring information from the behavior of others

  • Pointing in primates

  • Pointing in young children

  • Wolves & dogs respond to pointing

  • Reading human social cue ability

  • Domesticated vs. non-domesticated


African elephants can use human pointing cues to find hidden food

African Elephants Can Use Human Pointing Cues to Find Hidden Food

  • 11 captive African elephants

  • Never been domesticated

  • Object-choice task

  • Intentional communication


Method

Method

  • Ipsilateral whole-arm action

  • No point control

  • Experimenter stood in one of three locations

    • Body centered

    • Asymmetric congruent

    • Asymmetric incongruent


Method1

Method

  • Elephants and object choice task

  • Elephants and object choice task (13s)


Results

Results


Results1

Results


Social cue demonstration

Social Cue Demonstration


Social cues and accuracy

Social Cues and Accuracy

  • Social cues

    • Whole-arm ipsilateral point (Highest accuracy)

    • Whole-arm cross body point (Highest accuracy)

    • Elbow cross-body point

    • Forward cross-body point

    • Gaze alone (Lowest accuracy)

    • No point control (Lowest accuracy)


Questions

Questions?


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