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- Vipera - Wikipedia
Vipera ( ˈvɪpərə ; commonly known as the palaearctic vipers[2] and Eurasian vipers[3]) is a genus of snakes in the subfamily Viperinae of the family Viperidae
- Viper | Venomous, Pit Vipers, Rattlesnakes | Britannica
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
- Viperidae - New World Encyclopedia
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
- Vipers: Venomous Snakes, Habitat, Behavior Conservation
Vipers, family Viperidae, are venomous snakes encompassing over 340 species, characterized by their broad, triangular heads, hinged fangs, and heat-sensing pits between eyes and nostrils
- About Vipers, Family Viperidae - ThoughtCo
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
- Vipers and Pitvipers (Viperidae) - Encyclopedia. com
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
- Viperidae - an overview | ScienceDirect Topics
The Viperidae family includes vipers and rattlesnakes and has large hinged front fangs with myotoxic and or hemotoxic venom The Colubridae family, which includes the boomslang, contains rear-fanged snakes, which typically possess mild hemotoxic venom
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