Assertion: frog's jaw | /r/HasProperty | upper
Facets:
Source sentences:
text: Usually, frogs will only use the upper jaw to hold onto their prey, it is not used for biting or chewing at all.
text: Most frogs have teeth, although usually only on their upper jaw.
text: Frogs have maxillary teeth along their upper jaw which are used to hold food before it is swallowed.
text: Frogs have teeth on their upper jaw, which they use to keep their prey in one place until they can swallow it.