21.   The heads bobbed quickly back behind the newsprint.

22.   The lock was snapped by bolt cutters, heads bobbed, light bounced from item to item.

23.   The mossy smell of marijuana was wafting from row to row and seat to seat, where heads were bobbing to the music.

24.   We could see him perched high on a pine tree, red head bobbing in the morning sunlight.

25.   When he plays, his head bobs in time with the beat, jutting forward, pulling back.

26.   Within minutes, he identified six columns of migrants moving across his screen, their heads bobbing above shoulder-high sagebrush.

27.   Drossin appeared more at ease than the Briton, who makes an awkward-looking sideways head bob as she runs.

28.   She appeared more at ease than the Briton, who makes an awkward-looking sideways head bob as she runs.

29.   The head bobs up and down.