Assertion: jellyfish's tentacle | /r/HasAspect | about 5,000 stinging cells
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Source sentences:
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 tentacles grow up to 10 feet (3 meters) in length and have about 5,000 stinging cells.