sink teeth into

The generations fell away, and the years of training never to sink teeth into feathers or fur; for a moment the Labrador looked almost wolflike as he tore at the warm flesh and bolted it down in ravenous gulps.

An ogre knelt over one fallen knight, about to sink teeth into his shoulder.

A bat panic ensued: articles claimed that hundreds of thousands of rabid bats were attacking townspeople, and a local headline read “Bat Colonies Sink Teeth Into City.”