Yawn contagion in bonobos: Another group, another story
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DOI: 10.1002/ajp.23366
Abstract: In primates, yawn contagion (the yawning response elicited by others' yawn) is variably influenced by individual (e.g., sex, age) and social factors (e.g., familiarity) and possibly linked to interindividual synchronization, coordination, and emotional contagion. Two… read more here.
Keywords: contagion bonobos; yawn contagion; bonobos another; contagion ... See more keywords
Experimental evidence for yawn contagion in orangutans (Pongo pygmaeus)
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DOI: 10.1038/s41598-020-79160-x
Abstract: Yawning is highly contagious, yet both its proximate mechanism(s) and its ultimate causation remain poorly understood. Scholars have suggested a link between contagious yawning (CY) and sociality due to its appearance in mostly social species.… read more here.
Keywords: experimental evidence; evidence; contagion orangutans; evidence yawn ... See more keywords
First evidence of yawn contagion in a wild monkey species
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DOI: 10.1038/s41598-021-96423-3
Abstract: Yawn contagion occurs when individuals yawn in response to the yawn of others (triggers). This is the first account of yawn contagion in wild geladas (Theropithecus gelada), a monkey species that shows yawn contagion in… read more here.
Keywords: contagion wild; monkey species; contagion; yawn ... See more keywords