Assertion: rattlesnake | /r/CapableOf | sense heat
Facets:
value: from a candle flame
type: OTHER
Source sentences:
text: Rattlesnakes have two well-defined pits located under their nostrils, which allow them to sense heat and hunt warm-blooded prey.
text: They can detect the heat from a candle flame 30 feet (9 m) away.