Cooccurrence of Yawning and Stereotypic Behaviour in Horses (Equus caballus)
Figure 3
Proportions of “stereotypic” riding school horses (i.e., that displayed at least once a stereotypic behaviour) between “yawning” horses (i.e., that yawned at least once) and “nonyawning” horses (i.e., that were never observed yawning). Yawning horses were more prone to display a stereotypic behaviour at least once than were nonyawning horses. Fisher test, *.
