Table 3:

Categories of behaviors used for statistical analysis

Category	Included behaviors
Scan sampled (every 30 s)
Inactivity	Alert, not alert, hunched
Consumption	Eating, chewing, foraging
Interact	Interact with physical environment–hands/feet; interact with physical environment–oral
Locomotion	Relaxed locomotion, agitated locomotion
Allogroom	Allogroom–donor; allogroom–recipient
Self-groom	Self-groom
Pacing	Locomotor stereotypy
Continuously sampled (duration)
Aggression	Aggression to cage mate, aggression directed outside cage
Social	Affiliative, being mounted, dominance, mounting, play with cage mate, submissive to cage mate
Self-directed	Self-scratching, eye rub
Continuously sampled (frequency)
Body shake	Body shake
Yawn	Yawn
Abnormal	Other abnormal