Crotalus willardi obscurus - Wikipedia, the free encyclopedia
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Crotalus willardi obscurus is a venomous pitviper subspecies found in northwestern Mexico and the southwestern United States.This is the only venomous snake listed as Threatened by the U.S. Fish an...
en.wikipedia.org/wiki/Crotalus_willardi_obscurus
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Listing of New Mexican Ridge-nosed Rattlesnake as Threatened Species with Critical Habitat U.S. Fish and Wildlife Service August 4, 1978 563 K ... Listing of New Mexican Ridge-nosed Rattlesnake as Threatened Species with Critical Habitat...
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www.fws.gov/southwest/es/arizona/NewMexico.htm
www.fws.gov/southwest/es/arizona/NewMexico.htm
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NEW MEXICO RIDGE-NOSED RATTLESNAKE; (Crotalus willardi obscurus); STATUS: Threatened (43 FR 34479, August 4, 1978) with critical habitat. SPECIES DESCRIPTION: Small (30-61 cm (12-24 in) long), secretive, grayish-brown rattlesnake with a distinct ridge on the end of its snout.
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www.fws.gov/southwest/es/Arizona/Documents/Redbook/New%...
www.fws.gov/southwest/es/Arizona/Documents/Redbook/New%20Mexico%20Ridgenose%20Rattlesnake%20RB.pdf
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Crotalus willardi - Wikipedia, the free encyclopedia
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Crotalus willardi is a venomous pitviper species found in the southwestern United States and Mexico. It is the most recent rattlesnake species to be discovered in the United States. Its specific na...
en.wikipedia.org/wiki/Crotalus_willardi
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amazing photos, especially of this endangered species. were you on someones private ranch here? Posted 5 months ago. ( permalink ) ... Would you like to comment? ... Sign up for a free account, or sign in (if you're already a member)
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flickr.com/photos/35536426@N08/3284787797/
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Smithsonian Institution Press, Washington, DC. Gloyd, H.K. 1940. The rattlesnakes of the genera Sistrurus and Crotalus. Chicago Acad. Sci. Spec. Pub. 4:1-270. Harris, H.S., Jr. 1974. The New Mexican ridge-nosed rattlesnake.
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www.azgfd.gov/w_c/edits/documents/Crotwiob.fi_000.pdf
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Endangered Species In New Mexico ... Bat, Mexican long-nosed ( Leptonycteris nivalis) ... Rattlesnake, New Mexican ridge-nosed ( Crotalus willardi obscurus)
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www.endangeredspecie.com/states/nm.htm
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Species Profile web site of the U.S. Fish and Wildlife Service ... States/US Territories in which the New Mexican Ridge-Nosed rattlesnake is known to occur: Arizona , New Mexico ... Countries in which the the New Mexican Ridge-Nosed rattlesnake is known to occur: Mexico...
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ecos.fws.gov/species_profile/SpeciesProfile?spcode=C01S
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J&R Reptile Wildlife Rescue/Relocation ... back to Protected Rattlesnakes of Arizona...
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jrreptile.tripod.com/id116.htm
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