The dogs lay by the fire and gnawed rinds and cracked bones.

The dog gnawed at a paw.

If you think about it... The dog gnawed through that rope, and probably broke it itself.

Mangy dogs gnawed at bones that looked as if they had been lost for generations in the carpet of filthy straw.

Under other circumstances, the monster would have saved a small portion of the prey's soul, to gnaw on afterward as a dog gnaws a bone.

"May the dogs gnaw the bones of the Magus of Yezm!"

A dog, its tail between its legs, gnaws desperately on a discarded bone.

Preliminary analysis confirms a large dog gnawed the bones.

The dog gnaws its way into her hand, but luckily, a passing man rushes to the rescue.