Heterodon is a genus of harmless colubrid snakes endemic to North America. They are stout with upturned snouts and are perhaps best known for their characteristic...

The eastern hog-nosed snake (Heterodon platirhinos), is a species of mildly venomous rear-fanged snake in the family Colubridae. The venom is specifically...

American Heterodon species are known for their habit of thanatosis: playing dead when threatened. Genus Heterodon: Mexican hognose snake, Heterodon kennerlyi...

Heterodon kennerlyi, also known commonly as the Mexican hognose snake, Kennerly's hog-nosed snake, and la trompa de cerdo mexicana in Mexican Spanish...

The western hognose snake (Heterodon nasicus) is a species of snake in the family Colubridae. The species is endemic to North America. There are three...

Wikimedia Commons has media related to Alasmidonta heterodon. The dwarf wedgemussel (Alasmidonta heterodon) is an endangered species of freshwater mussel...

Heterodon simus, commonly known as the southern hog-nosed snake, is a harmless snake species endemic to the southeastern United States. No subspecies...

name Atelecyclus rotundatus (Olivi, 1792) Synonyms  Cancer rotundatus Olivi, 1792 Cancer septemdentatus Montagu, 1813 Atelecyclus heterodon Leach, 1815...

Astroblepus heterodon is a species of catfish of the family Astroblepidae. It can be found in the rivers which drain the Pacific slope of Colombia where...

Labidochromis heterodon is a species of cichlid endemic to Lake Malawi where it is only known to occur around Boadzulu Island. This species can reach...