Assertion: crab's gill | /r/Desires | moisture
Facets:
value: like hermit crabs
type: OTHER
value: to breath
type: PURPOSE
Source sentences:
text: Just like hermit crabs, a yellow land crab's gills require moisture to breath, but their efficient gills pull moisture more effectively from the air than their cousins, which allows them to live farther away from shore than hermit crabs do.