Wolves and Dogs Speak With Their Eyes

Exposing the Big Game

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Wolves and dogs can communicate using their eyes alone, suggests a new study in the journal PLoS ONE.

The color of the face around the eye, the eye’s shape and the color and shape of both the iris and the pupil are all part of the elaborate eye-based communication system, according to the research, which could apply to humans as well.

Sayoko Ueda of the Tokyo Institute of Technology and Kyoto University led the study, which compared these characteristics of the face and eyes among 25 different types of canines.

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