Experimental evidence that uniformly white sclera enhances the visibility of eye-gaze direction in humans and chimpanzees
Hallmark social activities of humans, such as cooperation and cultural learning, involve eye-gaze signaling through joint attentional interaction and ostensive communication. The gaze-signaling and related cooperative-eye hypotheses posit that humans evolved unique external eye morphologies, includi...
| Main Authors: | , , |
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| Format: | Article |
| Language: | English |
| Published: |
eLife Sciences Publications Ltd
2022-03-01
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| Series: | eLife |
| Subjects: | |
| Online Access: | https://elifesciences.org/articles/74086 |