Assertion: hummingbird's body | /r/CapableOf | go into a state of torpor
Facets:
value: to conserve energy
type: PURPOSE
Source sentences:
text: During the night, hummingbirds generally become "torpid" - which basically means that their bodies go into a state of torpor (temporary or semi-hibernation) to conserve energy.
text: To conserve energy at night when they are not feeding, their bodies go into a state of torpor (temporary or semi-hibernation).