Table 1.

Spearman coefficients of correlation between the fear index and 9 measurements of the stimuli.

	Somali		Czech
	Spearman r	p-value	Spearman r	p-value
Total length	−0.1919	0.1915	−0.4018	0.0046
Head length	0.5709	<0.0001	0.3618	0.0115
Head width	0.7278	<0.0001	0.6335	<0.0001
Neck width	0.5231	0.0001	0.4846	0.0005
Body width	0.7994	<0.0001	0.815	<0.0001
Tail width	0.5001	0.0003	0.3843	0.007
Eye diameter	0.2306	0.1148	−0.0166	0.9108
Perimeter	−0.4726	0.0007	−0.4287	0.0024
Body area	0.716	<0.0001	0.6047	<0.0001

The values were calculated separately for Somali and Czech datasets.