Assertion: rattlesnake | /r/HasProperty | crotalus
Facets:
Source sentences:
text: Rattlesnakes (Crotalus or Sistrurus) are named for the rattle at the end of their tail, which makes a rattling sound as a warning to other animals.
text: This is a list of all sure genera, species and subspecies of the subfamily Crotalinae, otherwise referred to as crotalines, pit vipers, or pitvipers, and including rattlesnakes Crotalus and Sistrurus.