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Spontaneous Yawning and its Potential Functions in South American Sea Lions (Otaria flavescens)
Spontaneous yawning is a widespread behaviour in vertebrates. However, data on marine mammals are scarce. In this study, we tested some hypotheses on the functions of yawning in a captive group of South American sea lions (Otaria flavescens). According to the Dimorphism Hypothesis, species showing l...
| Autores principales: | , , |
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
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Nature Publishing Group UK
2019
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6872524/ https://www.ncbi.nlm.nih.gov/pubmed/31754256 http://dx.doi.org/10.1038/s41598-019-53613-4 |