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Photo of a Red Diamond Rattlesnake

Species profile

Red Diamond Rattlesnake

Crotalus ruber

ReptilesIUCN: Least Concern5.7K iNat observations

At a glance

Red Diamond Rattlesnake (Crotalus ruber) is an IUCN Least Concern reptile with specific harvest rules tracked in 1 of 66 jurisdictions covered by CatchRules.

Confirmed by 4,470 research-grade iNaturalist observations, concentrated in California.

Notable details

  • Red diamond rattlesnakes display a distinctive reddish or pinkish diamond pattern on their back.
  • They can grow up to 5 feet long, among the larger rattlesnakes in California.
  • Their range is limited to southern California and the Baja California peninsula.
  • They are generally considered less aggressive than most other rattlesnake species.
  • They feed primarily on small mammals and birds.

Background

Crotalus ruber is a venomous pit viper species found in southwestern California in the United States and Baja California in Mexico. Three subspecies are currently recognized, including the nominate subspecies described here.

Background excerpt adapted from Wikipedia's Red Diamond Rattlesnake article (CC BY-SA). Visit Wikipedia for the full entry.

Photo credit: iNaturalist / Wikipedia. Identification reference only — verify regulations with the issuing wildlife agency before retaining a catch.