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Western Diamondback Rattlesnake

The Western diamondback rattlesnake helps balance the ecosystem in the desert landscapes of the southwestern United States and Mexico thanks to its features and behavior.
Common Name:
Western Diamondback Rattlesnake
Scientific Name:
Crotalus atrox
Type:
Reptiles
Diet:
Carnivore

IUCN Red List Status:
Least Concern
Graphic representation of the IUCN Red Status
A photograph of a Western diamondback rattlesnake

General Description


Weighing between 1 and 4 kg and reaching lengths of up to 120 cm, the Western diamondback rattlesnake is distinguished by its triangular head and dark diamond-shaped patterns along its back, blending impressively with the sandy hues of its habitat. Its tail features black and white bands near the rattles as a warning to keep distance.

Diet and Habitat


The Western diamondback rattlesnake's diet consists of small mammals, birds, lizards, and occasionally fish, reflecting its carnivorous and scavenging nature. This contributes to the regulation of prey populations in its environment. Meanwhile, it falls prey to coyotes, foxes, hawks, and owls. This snake adapts well to diverse ecosystems such as deserts, grasslands, and forests.

Life Expectancy


With a lifespan of 15 to 20 years in the wild, this snake ranks among the most long-lived animals in the desert. By age 3, they reach reproductive maturity, embarking on a gestation period of 6 to 7 months that yields 10 to 25 fully developed offspring, each equipped with venom and capable of delivering a potent bite immediately after birth. This remarkable longevity and reproductive efficiency are key to the species' sustained presence in its natural habitat.

Did You Know?

Despite their fearsome reputation, Western diamondback rattlesnakes exemplify the resilience of their ecosystem, capable of surviving up to two years without food in the wild.

Have Any Questions?

While public visitation isn't possible, we welcome inquiries from researchers, conservationists, and those passionate about conservation.


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