Table 1.

Relevant examples of appraisal components in animals.

Appraisal goal	Appraisal component	Function	Animal	Reference
Relevance	Novelty	Orienting,	Fowl	Dawkins (2002)
		Focusing,	Lamb	Désiré et al. (2002)
		Alerting	Zebrafish	Wong et al. (2010)
	Predictability	Alerting,	Rat	van den Bos et al. (2003)
		Readiness,	Rat	Weiss (1970)
		Anticipation	Cichlid fish	Galhardo et al. (2011)
			Zebrafish	Piato et al. (2011)
			Lamb	Greiveldinger et al. (2007)
			Fowl	Zimmerman et al. (2011)
	Pleasantness	Approach,	Zebrafish	Xu et al. (2007)
		Withdrawal	Zebrafish	Al-Imari and Gerlai (2008)
			Sea bream	Millot et al. (2014)
Implication and Coping	Coping	Control,	Rat	Weiss (1968)
		Adjustment	Rat	Overmier et al. (1980)
			Lamb	Greiveldinger et al. (2009)