Vipera (/ ˈ v ɪ p ə r ə /; commonly known as the palaearctic vipers [2] and Eurasian vipers [3]) is a genus of snakes in the subfamily Viperinae of the family Viperidae. The genus has a very wide range, being found from North Africa to just within the Arctic Circle, and from Great Britain to …

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.

Dec 3, 2021 · The Viper (Viperidae family) is divided into three subdivisions: Viperinae, Crotalinae, and Azemiopinae. The Viperinae is known as True Viper. Heat-detecting sacs distinguish Crotalinae or Pit Vipers from other Viperids. Azemiopinae is commonly known as Fea Vipers; it is the most primitive Viper.

Viperidae, whose members are commonly known as vipers, is a family of venomous snakes characterized by a head that is distinct from the body and with a single pair of long, hollow, venom-injecting fangs that can be folded back against the top of the mouth, tip inward, when the mouth is closed.

The Viperidae (vipers) is a family of venomous snakes found in most parts of the world, excluding Antarctica, Australia, New Zealand, Madagascar, Hawaii, various other isolated islands, and north of the Arctic Circle.

Apr 16, 2019 · Vipers (Viperidae) are a group of snakes known for their long fangs and venomous bite. Vipers include true vipers, bush vipers, rattlesnakes, pit vipers, adders and night adders. The fangs of vipers are long and hollow and enable the snake to inject venom into animals that it bites.

Mar 11, 2016 · Vipers are a large family of snakes; the scientific name is Viperidae. They are found all over the world, with the exceptions of Antarctica, Australia, New Zealand, Madagascar, north of the...

Monophyly of the Viperidae is well supported by molecular and anatomical data. Available evidence suggests that the Viperidae is the most basal family of the Colubroidea, which also includes the Colubridae, Elapidae, and Atractaspididae. Four subfamilies are recognized.

The Viperidae are a family of venomous snakes commonly referred to as vipers. Vipers are members of the squamata order of reptiles, which includes snakes and lizards. This diverse family includes many beautiful (but dangerous) species of rattlesnakes, vipers and more.

The Viperidae (vipers) are a family of venomous snakes found in most parts of the world, with the exception of Antarctica, Australia, Hawaii, Madagascar, as well as various other isolated islands, and north of the Arctic Circle. All have long (relative to non-vipers), hinged fangs that permit deep penetration and injection of snake venom.