Its massive mouth was closed but not still, because there was a regular chewing motion that suggested that the teeth were grinding together.

It moved with stealthy deliberation, stopped again and stood dead still, head turned up, the double jaws continuing a slow chewing motion.

Flat teeth, a side-to-side chewing motion, and large, flat tongues.

The chewing motion of the admiral's jaw slowed to a halt.

For an instant, the mouths worked with an unspeakable chewing motion.

The tips of these pliers can also be used in a chewing motion to remove small sections of glass or nibble out deep inside curves.

There was a side-to-side chewing motion with her jaw almost as if she were awakening.

He was out of breath and sat for a long time before he spoke, making a chewing motion with his gums as old men do.

His jaws slowed their chewing motion as he turned his gaze toward the platform; then glanced at Weston.

He opened it, then closed it, then tried a chewing motion.