Assertion: argonaut | /r/CapableOf | use shell
Facets:
value: to remain buoyant
type: PURPOSE
Source sentences:
text: Biologists now understand that paper nautiluses (Argonauta spp.), of which there are four species, are the only octopuses that use shells and are among the few kinds that live in the open ocean rather than along the sea floor.
text: Both argonauts and nautiloids use their shells to remain buoyant in the water column but there are a myriad of different biological solutions to solving this problem, so why so similar?