Assertion: pit viper's pit | /r/HasProperty | sensitive
Facets:
value: to heat
type: CAUSE
value: highly
type: DEGREE
value: remarkably
type: DEGREE
Source sentences:
text: These infrared-detecting pits are remarkably sensitive, allowing ball pythons to locate prey that is meters away.
text: Copperheads, cottonmouths and rattlesnakes are called pit-vipers because they have a pit near each nostril which is highly sensitive to heat.