Viperinae - Wikipedia
Viperinae, or viperines, are a subfamily of vipers endemic to Europe, Asia and Africa. They are distinguished by their lack of the heat-sensing pit organs that characterize their sister group, the subfamily Crotalinae. Currently, 13 genera are recognized. [2]
List of viperine species and subspecies - Wikipedia
This is a list of all genera, species and subspecies of the subfamily Viperinae, otherwise referred to as viperines, true vipers, pitless vipers or Old World vipers. It follows the taxonomy of McDiarmid et al. (1999) [ 1 ] and ITIS .
Viper | Venomous, Pit Vipers, Rattlesnakes | Britannica
2024年11月15日 · Viper, (family Viperidae), any of more than 200 species of venomous snakes belonging to two groups: pit vipers (subfamily Crotalinae) and Old World vipers (subfamily Viperinae), which are considered separate families by some authorities.
Types Of Vipers - A-Z Animals
2023年9月8日 · Essentially, a viper is any species of snake that is a member of the Viperidae family. There are a few key traits that are common to viperid snakes. These include: Two long, hollow fangs for injecting venom are located at the back of the upper jaw below the eyes.
Viper Facts - IUCN Viper Specialist Group (VSG) - viper …
Vipers are the snakes that can be found at the highest latitudes (over 65° North in Vipera berus and 47° South in Bothrops ammodytoides) and elevations. Indeed, Gloydius Himalayanus, also called Himalayan pit vipers, is the highest living snake and …
Viperinae - New World Encyclopedia
Viperinae is a subfamily of terrestrial and arboreal venomous vipers (family Viperidae) characterized by a lack of the heat-sensing pit organs that characterize their sister group, the subfamily Crotalinae.
Viperinae - Simple English Wikipedia, the free encyclopedia
The Viperinae, or Viperines, are a subfamily of venomous Vipers in Europe, Asia and Africa.There are 12 genera and 66 species in this subfamily. Most are tropical and subtropical, although one species, the Vipera berus, even lives within the Arctic Circle.
Viperinae
The Viperinae, or viperines, are a subfamily of venomous vipers found in Europe, Asia and Africa. They are distinguished by their lack of the heat-sensing pit organs that characterize their sister group, the Crotalinae. Currently, 12 genera and 66 species are recognized.
Vipers and Pitvipers (Viperidae) | Encyclopedia.com
In vipers or adders (Viperinae) and pitvipers (Crotalinae), the head is roughly triangular and is distinct from the rest of the body. The head bears nine symmetrical plates (as in Agkistrodon and Gloydius), fragmented head plates (as in many Vipera), or numerous small scales (as in Bitis and Ophryacus). The pupils are usually vertical and ...
Viperinae - U.S. Fish and Wildlife Service
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