• Thumbnail for Crotalus oreganus
    Crotalus oreganus, commonly known as the Western rattlesnake or northern Pacific rattlesnake, is a venomous pit viper species found in western North America...
    12 KB (1,297 words) - 07:14, 1 April 2024
  • Thumbnail for Crotalus oreganus abyssus
    Common names: Grand Canyon rattlesnake, canyon bleached rattlesnake. Crotalus oreganus abyssus is a venomous pit viper subspecies found only in the U.S....
    6 KB (696 words) - 21:38, 18 July 2024
  • Thumbnail for Crotalus helleri
    Crotalus helleri or Crotalus oreganus helleri, also known commonly as the Southern Pacific rattlesnake, the black diamond rattlesnake, and by several...
    12 KB (1,190 words) - 12:03, 27 January 2024
  • Thumbnail for Crotalus concolor
    (1988). "Venom ontogeny in the Pacific Rattlesnakes Crotalus viridis helleri and Crotalus viridis oreganus". Copeia. 1988: 92–101. S. P. Mackessy (2009). Handbook...
    16 KB (1,829 words) - 16:14, 31 May 2024
  • Thumbnail for Great Basin rattlesnake
    as a subspecies of Crotalus confluentus (now known as Crotalus viridis). It is commonly considered a subspecies of Crotalus oreganus. The type locality...
    7 KB (726 words) - 14:09, 19 June 2023
  • Thumbnail for Crotalus oreganus caliginis
    Common names: Coronado Island rattlesnake. Crotalus oreganus caliginis is a venomous pit viper subspecies endemic to South Coronado Island, Mexico. Adults...
    3 KB (285 words) - 02:53, 26 February 2023
  • Thumbnail for Crotalus cerberus
    2007-09-29. Retrieved 2008-09-03. Crotalus cerberus at the Reptarium.cz Reptile Database. Accessed 16 June 2020. "Crotalus cerberus". Integrated Taxonomic...
    8 KB (814 words) - 23:06, 8 July 2024
  • Thumbnail for List of crotaline species and subspecies
    rattlesnake Crotalus oreganus oreganus, Northern Pacific rattlesnake Crotalus ornatus, Eastern black-tailed rattlesnake Crotalus polisi Crotalus polystictus...
    21 KB (1,939 words) - 12:57, 22 June 2024
  • Thumbnail for Crotalus
    has lost its rattle entirely, Crotalus lorenzoensis usually has no rattle, and both Crotalus ruber lucasensis and Crotalus estebanensis exhibit a tendency...
    36 KB (2,405 words) - 02:33, 1 July 2024
  • Thumbnail for Crotalus mitchellii
    related to Crotalus mitchellii. Crotalus angelensis at San Diego Natural History Museum Crotalus mitchelli at San Diego Natural History Museum Crotalus mitchellii...
    9 KB (879 words) - 09:07, 30 March 2024
  • Thumbnail for Crotalus viridis
    including the prairie rattlesnake (Crotalus viridis viridis), the nominate subspecies, and the Hopi rattlesnake (Crotalus viridis nuntius). The taxonomic...
    18 KB (1,975 words) - 14:50, 19 February 2024
  • Thumbnail for Crotalus enyo
    Accessed 13 September 2007. Wikimedia Commons has media related to Crotalus enyo. Crotalus enyo at the Reptarium.cz Reptile Database. Accessed 12 December...
    8 KB (737 words) - 06:19, 26 February 2023
  • America Coluber constrictor, a colubrid species found in North America Crotalus oreganus, a.k.a. the Northern Pacific rattlesnake, a rattlesnake species found...
    1 KB (213 words) - 18:21, 9 September 2023
  • Thumbnail for Rattlesnake
    from the western diamondback (Crotalus atrox), eastern diamondback (Crotalus adamanteus), South American rattlesnake (Crotalus durissis terrificus), or fer-de-lance...
    58 KB (6,865 words) - 18:39, 25 July 2024
  • Thumbnail for Aridoamerica
    black rattlesnake (Crotalus oreganus cerberus); the western rattlesnake (Crotalus viridis); the Grand Canyon rattlesnake (Crotalus oreganus abyssus), found...
    26 KB (2,402 words) - 21:45, 10 June 2024
  • Thumbnail for Evolution of snake venom
    activity among the various snakes, with Crotalus cerberus having the highest activity and Crotalus oreganus concolor having the lowest. There was also...
    53 KB (6,367 words) - 18:44, 2 September 2023
  • Thumbnail for Southwestern United States
    black rattlesnake (Crotalus oreganus cerberus); the western rattlesnake (Crotalus viridis); the Grand Canyon rattlesnake (Crotalus oreganus abyssus), found...
    131 KB (12,506 words) - 14:20, 20 July 2024
  • Thumbnail for Western diamondback rattlesnake
    The western diamondback rattlesnake or Texas diamond-back (Crotalus atrox) is a rattlesnake species and member of the viper family, found in the southwestern...
    29 KB (3,174 words) - 06:46, 18 July 2024
  • rattlesnake (Crotalus cerberus) Species split from the western rattlesnake (Crotalus oreganus) LC: Northern Pacific rattlesnake (Crotalus (oreganus) oreganus) Great...
    76 KB (4,595 words) - 15:57, 5 October 2023
  • Thumbnail for Forked tongue
    Kardong, K.V. (2008). "The forked tongue and edge detection in snakes (Crotalus oreganus): an experimental test". Journal of Comparative Psychology. 122 (1):...
    9 KB (1,080 words) - 01:33, 8 June 2023
  • Crotalus intermedius Crotalus lannomi Crotalus lepidus Crotalus lorenzoensis Crotalus mitchellii Crotalus molossus Crotalus morulus Crotalus oreganus...
    102 KB (8,025 words) - 18:41, 21 March 2022
  • Thumbnail for List of reptiles of Colorado
    Leptotyphlops dulcis Texas blind snake Viperidae Crotalus oreganus concolor Midget Faded rattlesnake Viperidae Crotalus viridis Prairie Rattlesnake Viperidae Sistrurus...
    8 KB (213 words) - 04:19, 7 June 2023
  • refer to: Crotalus horridus, the timber rattlesnake, a venomous pitviper species found in the eastern United States. Crotalus o. oreganus, the western...
    779 bytes (110 words) - 00:48, 23 March 2020
  • Thumbnail for Santa Catalina Island (California)
    a notable insect on the island. The Southern Pacific rattlesnake (Crotalus oreganus helleri) is also present on the island. This species should not be...
    90 KB (9,078 words) - 04:25, 11 July 2024
  • Western rattlesnake may refer to: Crotalus oreganus, a venomous pitviper species found in North America in the western United States, parts of British...
    598 bytes (89 words) - 00:49, 23 March 2020
  • viper species found in the southwestern United States and Mexico. Crotalus oreganus, a.k.a. the western rattlesnake, a venomous pitviper species found...
    930 bytes (138 words) - 00:48, 23 March 2020
  • Thumbnail for Coronado Islands
    found on the islands. The best known is the Coronado rattlesnake (Crotalus oreganus caliginis), which is a smaller subspecies than the one found on the...
    34 KB (3,396 words) - 19:49, 6 March 2024
  • name Conservation status Description Photograph Western rattlesnake Crotalus oreganus Least concern Venomous; adults reach 60–150 centimetres (24–59 in)...
    8 KB (29 words) - 20:26, 12 February 2024
  • Thumbnail for Alum Rock Park
    sculpin. Rattlesnakes (specifically, the northern Pacific rattlesnake: Crotalus oreganus) are known to be active during the summer months. They can occasionally...
    14 KB (1,760 words) - 16:48, 29 January 2024
  • Thumbnail for Red-tailed hawk
    recorded taking 225 gopher snakes against 83 western rattlesnakes (Crotalus oreganus). Based on surveys, however, the rattlesnakes were five times more...
    225 KB (29,537 words) - 17:20, 18 July 2024