Assertion: tentacle's cell | /r/HasProperty | stinging
Facets:
Source sentences:
text: The tentacles are armed with stinging cells and may be used to capture prey and defend against predators.
text: Each tentacle has about 5,000 stinging cells, which are triggered not by touch but by the presence of a chemical on the outer layer of its prey.
text: The polyp's tentacles immobilize or kill prey using stinging cells called nematocysts.