Crotalus oreganus

（重定向自Western rattlesnakes）

Juvenile Northern Pacific Rattlesnake, Sacramento County, CA.

Common names: western rattlesnake, northern Pacific rattlesnake, Pacific rattlesnake, more

Crotalus oreganus is a venomous pit viper species found in North America in the western United States, parts of British Columbia, and northwestern Mexico. Seven subspecies are currently recognized, including the nominate subspecies described here.

单词	Western rattlesnakes
释义	Western rattlesnakes 英语百科 Crotalus oreganus （重定向自Western rattlesnakes） Common names: western rattlesnake, northern Pacific rattlesnake, Pacific rattlesnake, more Crotalus oreganus is a venomous pit viper species found in North America in the western United States, parts of British Columbia, and northwestern Mexico. Seven subspecies are currently recognized, including the nominate subspecies described here.
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