Assertion: viper's fang | /r/HasProperty | hollow
Facets:
value: to inject venom
type: PURPOSE
Source sentences:
text: The viper has two hollow fangs at the front of its mouth, connected to a rotating maxillary bone.
text: Vipers are known for their extreme fangs, which are long, hollow, hinged and rotatable, according to an article in the journal Physiological and Biochemical Zoology.
text: The fangs of vipers are long and hollow and enable the snake to inject venom into animals that it bites.
text: The fangs of all viper snakes are hollow, which allows them to inject the poison into prey during a bite.
text: Vipers are poisonous snakes that use hollow fangs to penetrate prey and inject it with venom.
text: The fangs of 'advanced' venomous snakes like viperids and elapids are hollow to inject venom more effectively, while the fangs of rear-fanged snakes such as the boomslang merely have a groove on the posterior edge to channel venom into the wound.
text: The most famous feature of the viper is its hollow fangs, which fold back against the roof of the mouth when not in use.