Table 4.

Factor Loadings

	Factor	1(Boldness)	2(Engagement with Object)
Object	Behavior
Truck	Aggressive Freq	0.57
	Back Stand	0.53
	Latency to touch		−0.40
	Locomotion	0.47	−0.31
	Mantle shake	−0.43	0.37
	Other Location	0.51	−0.34
	Passive Freq	0.61
	Touch Object (Freq)		0.69
	Watch Object (Freq)	0.36	0.58
	Watch Observer (Freq)	0.73	0.30
Bear	Aggressive Freq	0.53
	Avert		−0.32
	Back Stand	0.47
	Locomotion	0.48
	Other Location	0.55	−0.33
	Passive Freq	0.46	0.38
	Watch Observer (Dur)	0.37
	Watch Observer (Freq)	0.65	0.46
Mirror	Aggressive Freq	0.32	−0.33
	Half Yawn	0.30
	Locomotion	0.30
	Other Location	0.37	−0.35
	Watch Observer (Dur)	0.33
	Watch Observer (Freq)	0.54	0.34
	Yawn	0.30