Assertion: hummingbird | /r/CapableOf | fall into torpor
Facets:
value: a state similar
type: OTHER
value: due to its small size
type: CAUSE
value: in order to conserve energy
type: PURPOSE
value: due to fast metabolism
type: CAUSE
Source sentences:
text: Due to its small size and fast metabolism, hummingbirds fall into torpor, a state similar to deep sleep or hibernation in order to conserve energy.