1.   I open their jaws and look at their teeth.

2.   Most open their jaws wide and use their upper teeth to ratchet themselves over and around their prey, gobbling it whole.

3.   Pull the crank on the bulldog, and it opens its jaws and perks up its ears.

4.   The Milky Way, in the form of a serpentlike creature, would open its jaws and release water onto the earth.

5.   A ranger shot the shark and jarred open its jaw while a firefighter pulled the arm out of its gullet.