The pitbull was gnawing on a bone. Sam was gnawing on a duck bone to create a lock pick. Gnawing on a chicken leg is not polite in a nice restaurant. The dog was gnawing on Teddy's leg.
The verb form can be used as a adjective, especially metaphorically (e.g. gnawing guilt, gnawing suspicion).
Rodents are gnawing mammals.
The gnawing gnome gracefully gathered gnarled stones.
bever
It's natural and necessary as there front teeth don't stop growing, gnawing keeps them trim.
They could see where the mouse had been gnawing on the piece of wood by the marks that were on it.
a log for gnawing - code Wind56 also like the pond for swimming (Wind995) but gnawing best
malory zickert
Rodents like mice and rats have to keep gnawing at something to keep their front teeth from getting too long.
Rodents
gnomes gnarled and gnawed greatly