Matching vocalizations to vocalizing faces in a chimpanzee (Pan troglodytes)

  title={Matching vocalizations to vocalizing faces in a chimpanzee (Pan troglodytes)},
  author={Akihiro Izumi and Shozo Kojima},
  journal={Animal Cognition},
Auditory–visual processing of species-specific vocalizations was investigated in a female chimpanzee named Pan. The basic task was auditory–visual matching-to-sample, where Pan was required to choose the vocalizer from two test movies in response to a chimpanzee’s vocalization. In experiment 1, movies of vocalizing and silent faces were paired as the test movies. The results revealed that Pan recognized the status of other chimpanzees whether they vocalized or not. In experiment 2, two… CONTINUE READING

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