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The generic name Crotalus is derived from the Greek word κρόταλον krótalοn, which means "rattle" or "castanet", and refers to the rattle on the end of the tail, which makes this group (genera Crotalus and Sistrurus) so distinctive. [3] As of July 2023, 44 [4] to 53 [5] species are recognized as valid.
A crotalus on display. A crotalus (Spanish: matraca), [1] [2] also known as a crotalum or clapper, is a wooden liturgical rattle or clapper that replaces altar bells during the celebration of the Tridentine Paschal Triduum at the end of Lent in the Catholic Church.
Rattlesnake skin has a set of overlapping scales that cover the entire body, providing protection from a variety of threats, including dehydration and physical trauma. [63] The typical rattlesnake, genus Crotalus, has the top of its head covered with small scales, except, with a few species, a few crowded plates directly over the snout. [64]
Timber rattlesnake, Crotalus horridus This is a list of all sure genera, species and subspecies of the subfamily Crotalinae, [1] otherwise referred to as crotalines, pit vipers, or pitvipers, and including rattlesnakes Crotalus and Sistrurus.
Crotalus viridis (Common names: prairie rattlesnake, [3] [4] Great Plains rattlesnake, [5]) is a venomous pit viper species native to the western United States, southwestern Canada, and northern Mexico.
Crotalus lepidus is a venomous pit viper species found in the southwestern United States and northern central Mexico. ... its tail has a rattle, which is composed of ...
The diet of this rattlesnake is a fraction of the diet of its closest relative, the Red diamond rattlesnake, Crotalus ruber. C. ruber, like most rattlesnakes, frequently prey on lizards and small mammals such as mice, rats, and squirrels. C. ruber also is known to eat frogs, toads, birds, and other snakes.
Common names: Hopi rattlesnake, [2] Arizona prairie rattlesnake, prairie rattlesnake. [3]Crotalus viridis nuntius is a venomous pit viper subspecies [4] native primarily to the desert plateau of the northeastern portion of the American state of Arizona, but also ranges into northwestern New Mexico.