The Crotalinae, commonly known as pit vipers, or pit adders, are a subfamily of vipers found in Asia and the Americas. Like all other vipers, they are...

heat-sensing pit organs that characterize their sister group, the subfamily Crotalinae. Currently, 13 genera are recognized. Most are tropical and subtropical...

the families of Boidae (boas), Pythonidae (pythons), and the subfamily Crotalinae (pit vipers). What is commonly called a pit organ allows these animals...

venomous snakes that form the genera Crotalus and Sistrurus of the subfamily Crotalinae (the pit vipers). All rattlesnakes are vipers. Rattlesnakes are predators...

Azemiopinae – Fae's viper Subfamily Causinae – night adders Subfamily Crotalinae – pitvipers, rattlesnakes Subfamily Viperinae – true vipers Family Xenopeltidae...

lancehead, is a species of highly venomous pit viper in the subfamily Crotalinae of the family Viperidae. The species is found exclusively on the island...

activator Viperidae, Crotalinae Heparinase Crotalinae α-Fibrinogenase Viperidae, Crotalinae β-Fibrinogenase Viperidae, Crotalinae α-β-Fibrinogenase Bitis...

(Didelphini) are immune to the venom of rattlesnakes and pit vipers (Crotalinae) and regularly prey upon these snakes. This adaptation seems to be unique...

is a list of all sure genera, species and subspecies of the subfamily Crotalinae, otherwise referred to as crotalines, pit vipers, or pitvipers, and including...

rattlesnakes, massasaugas Sistrurus is a genus of pit vipers in the subfamily Crotalinae of the family Viperidae. The genus is endemic to Canada, the United States...