. Author manuscript; available in PMC: 2012 Jun 1.

Published in final edited form as: Appl Anim Behav Sci. 2011 Jun 1;132(1-2):81–89. doi: 10.1016/j.applanim.2011.02.010

Table 1.

Motor Stereotypy: Behavioral Definitions

Behavior	Definition
Pace^a ^b	Repetitive, undirected walking or running in the same pattern– three or more repetitions.
Flip^a	Three or more repeated forward or backwards somersaults.
Twirl^a	Three or more repeated horizontal turns of the body.
Swing^a	Grasping a part of the cage with one or more hands or feet while moving in the exact same pattern – either back and forth or in a circular pattern - for three or more repetitions.
Bounce^a	Jumping up and down for three or more repetitions using a rigid posture. This behavior did not include cage shaking which can often involve brief bouncing.
Head Twist^b	Moving, lifting, or twisting the head in an exaggerated way (can co-occur with pacing).
Rock^a ^b	A rhythmic movement either side to side or forward and backward for at least three repetitions (can co-occur with self-clasping).