Yawn contagion in domestic pigs (Sus scrofa)
Abstract Contrary to spontaneous yawning—an ancient phenomenon common to vertebrates—contagious yawning (elicited by others’ yawns) has been found only in highly social species and may reflect an emotional inter-individual connection. We investigated yawn contagion in the domestic pig, Sus scrofa. O...
Main Authors: | , , , , |
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Format: | Article |
Language: | English |
Published: |
Nature Publishing Group
2021-01-01
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Series: | Scientific Reports |
Online Access: | https://doi.org/10.1038/s41598-020-80545-1 |