Hognose snake is a common name for several unrelated species of snakes with upturned snouts, classified in two colubrid snake families and one pseudoxyrhophiid snake family.
Leioheterodon is a genus of harmless pseudoxyrhophiid snakes found only on the island of Madagascar. Three species are currently recognized. Common names include Malagasy hognose snakes, Malagasy brown snakes and Malagasy menarana snakes.
The eastern hog-nosed snake, is a species of mildly venomous rear-fanged snake in the family Colubridae. The species is endemic to North America. There are no subspecies that are recognized as being valid. This species prefers habitats with sandy soils and a combination of grass fields and forest edges. They come in many different colorations and have the identifiable upturned "snout". They can be found in captivity but are a more difficult species to keep due to a specialized diet of toads.
The western hognose snake is a species of snake in the family Colubridae. The species is endemic to North America. There are three subspecies that are recognized as being valid, including the nominotypical subspecies.
Scaphiophryne gottlebei, commonly known as the Malagasy rainbow frog, ornate hopper, rainbow burrowing frog, red rain frog or Gottlebe's narrow-mouthed frog, is one of the most highly decorated frogs from Madagascar. The primary threats to this endangered species are habitat loss and capture for the pet trade.
Heterodon simus, commonly known as the southern hog-nosed snake, is a harmless snake species endemic to the southeastern United States. No subspecies are currently recognized.
Porthidium dunni is a species of venomous pitviper in the family Viperidae. The species is endemic to Mexico. There are no recognized subspecies.
Porthidium nasutum is a venomous pitviper species found in southern Mexico, Central America and northern South America. No subspecies are currently recognized.
Porthidium yucatanicum is a venomous pitviper species found in Mexico. No subspecies are currently recognized.
Leptophis modestus, commonly known as the cloud forest parrot snake, is a species of medium-sized slender snake of the family Colubridae. It is endemic to Mesoamerica. There are currently no recognized subspecies.
Leioheterodon geayi, commonly known as Geay's hognose snake, the Madagascan speckled hognose snake, and the speckled hognose snake, is a species of mildly venomous snake in the family Lamprophiidae. The species is native to southwestern Madagascar.
Leioheterodon madagascariensis, the Malagasy, Madagascar or Madagascangiant hognose(snake), is a harmless species of pseudoxyrhophiid snake endemic to the island nation of Madagascar. The species is also found on the country's smaller islands of Nosy Be, Nosy Mangabe, and Nosy Sakatia, as well as on the Comoros archipelago, in the Mozambique Channel. It is thought, by some, to have been introduced to the Grande Comoro. Mature giant hognose snakes can measure between 130 and 180 cm (4 ft. to nearly 6 ft., or between 1-2 meters) in length, and be roughly the thickness of an average adult human's arm.
Eirenis modestus, commonly known as ring-headed dwarf snake or simply the dwarf snake, is a species of snake in the Colubridae family. It is native to several Greek islands, Turkey, Syria, Armenia, Azerbaijan, Israel, Lebanon and southwestern parts of the Russian Federation.
Xenodon pulcher is a species of fossorial snake in the family Colubridae. It is found in southern South America.
Oligodon modestus, commonly known as the spotted-bellied short-headed snake or the Luzon kukri snake, is a species of snake of the family Colubridae.
Atractus modestus is a species of snake in the family Colubridae. In English the species goes by the common name modest ground snake while in Spanish it goes by tierrera modesta or culebra tierrera modesta.
Apostolepis lineata, the hognose lineate blackhead, is a species of snake in the family Colubridae. It is endemic to Brazil.
Xenodon histricus, Jan's hognose snake, is a species of snake in the family, Colubridae. It is found in Paraguay, Brazil, Argentina, and Uruguay.
Stegonotus modestus, the Moluccan ground snake, Maluku ground snake, or northern frog-eating snake, is a species of snake of the family Colubridae.
