Assertion: octopus's brain | /r/HasProperty | wrapped around the esophagus
Facets:
Source sentences:
text: The central brain, which is wrapped around the esophagus, contains about 50 million of these neurons.
text: Some mollusks, like tusk shells and bivalves, possess clusters of neurons (called ganglions) rather than true brains, while the brains of more advanced mollusks like cephalopods and gastropods are wrapped around their esophagi rather than isolated in hard skulls.