Assertion: viper's fang | /r/HasProperty | tubular
Facets:
value: in the proteroglyphous elapids
type: LOCATION
Source sentences:
text: In the proteroglyphous elapids, the fangs are tubular, but are short and do not possess the mobility seen in vipers.
text: Solenoglyphous fangs are long and tubular, assisting in holding prey in place and delivering deep wounds.