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About Diamondback Rattlesnakes
Crotalus atrox is a venomous pit viper species found in the United States and Mexico. It is likely responsible for the majority of snakebite fatalities in northern Mexico and the second greatest number in the USA after C. adamanteus. No subspecies are currently recognized.
Common names
Western diamondback rattlesnake, western diamond-backed rattlesnake, Adobe snake, Arizona diamond rattlesnake, [...]
Diamondback Rattlesnake Venom
Although the venom of the diamondback isn’t particularly toxic, the size of the snake allows a larger capacity of venom which is released from its two prominent fangs. It’s not uncommon that only one bite mark from one fang is visible after a strike. Fangs can break or bend, or the bite area may be [...]
History and Distribution
Natural History
All rattlesnakes are venomous, and therefore potentially dangerous if approached or handled. Rattlesnakes are not generally aggressive and will most likely flee if given a chance to retreat. Found from the flatlands and prairies to the rocky hills and low mountains, the Western Diamondback is a key participant in the food web; it is [...]
Similar Species
Crotalus atrox may be confused with a number of snakes found in Texas, most of which are non-venomous. The majority of these snakes, however, lack the key feature of a rattle found at the end of the tail. Many snakes, including gopher snakes (Pituophis) and hognose snakes (Heterodon) may show an impressive threat display and [...]