Markus A. Ühlein
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View article: No Evidence for Contagious Yawning in Juvenile Ravens (Corvus corax): An Observational Study
No Evidence for Contagious Yawning in Juvenile Ravens (Corvus corax): An Observational Study Open
The overt and reflexive matching of behaviors among conspecifics has been observed in a growing number of social vertebrates, including avian species. In general, behavioral contagion—such as the spread of yawning—may serve important funct…