Heterodon nasicus, commonly known as the Western Hognose Snake, is native to North America. It thrives in sandy, arid environments such as grasslands and semi-deserts. Notably, it has an upturned snout used for burrowing. This diurnal snake exhibits fascinating defensive behaviors, including playing dead and flattening its head to mimic a cobra.

Heterodon nasicus, commonly known as the Western Hognose Snake, is native to North America. Its geographical distribution includes the central United States and extends into parts of southern Canada and northern Mexico. Specifically, it can be found in states like Texas, Oklahoma, Kansas, Nebraska, South Dakota, and Montana, as well as in Alberta and Saskatchewan in Canada, and Chihuahua and Coahuila in Mexico.

The Western Hognose Snake typically inhabits arid to semi-arid environments. It prefers sandy or loose soil habitats, such as prairies, grasslands, and scrublands, which facilitate its burrowing behavior. The climate in these regions is characterized by hot summers and cold winters, with limited precipitation.

Heterodon nasicus occupies a niche as a burrowing snake that preys primarily on amphibians, such as toads, and occasionally small mammals and reptiles. Its upturned snout is an adaptation for digging in sandy soils. The species is known for its unique defensive behaviors, including flattening its body, hissing, and feigning death when threatened.