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Crotalus is a genus of pit vipers, commonly known as rattlesnakes or rattlers, [2] in the family Viperidae.The genus is found only in the Americas from southern Canada to northern Argentina. [1]
The Guiana rattlesnake, previously recognized as C. d. dryinus, [3] is now considered a synonym for C. d. durissus.In fact, after the previous nominate subspecies for the C. d. durissus complex became the current nominate for Crotalus simus, which now represents its Mexican and Central American members, C. d. dryinus became the new nominate for the South American rattlesnakes as represented by ...
The 36 known species of rattlesnakes have between 65 and 70 subspecies, [3] all native to the Americas, ranging from central Argentina to southern Canada. The largest rattlesnake, the eastern diamondback, can measure up to 2.4 m (7.9 ft) in length. [4] Rattlesnakes are preyed upon by hawks, weasels, kingsnakes, and a
Lowland paca. Haig's tuco-tuco. Tiny tuco-tuco. Reig's tuco-tuco. Tucuman tuco-tuco. Plains viscacha rat. Coypu. Rodents make up the largest order of mammals, with over 40 percent of mammalian species. They have two incisors in the upper and lower jaw which grow continually and must be kept short by gnawing.
Argentine black and white tegu. Argentine marked gecko. Argentine snake-necked turtle. Argentinian coral snake. Aspronema cochabambae. Aspronema dorsivittatum. Atractus bocki. Atractus paraguayensis. Aurivela longicauda.
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.
The rufous hornero is the national bird of Argentina. This is a list of the bird species recorded in Argentina. The avifauna of Argentina has 1043 confirmed species, of which 18 are endemic, nine have been introduced by humans, 68 are rare or vagrants, two are thought to be extinct, and four and possibly a fifth have been extirpated.
The yellow anaconda (Eunectes notaeus), also known as the Paraguayan anaconda, [2] is a boa species endemic to southern South America. It is one of the largest snakes in the world but smaller than its close relative, the green anaconda. No subspecies are currently recognized. Like all boas and pythons, it is non-venomous and kills its prey by ...