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of
Threatened Species (v3.1, 2001). Species are listed as such due to their wide distribution, presumed large population, or because they are unlikely to be declining fast enough to qualify for listing in a more threatened category. The population trend was stable when assessed in 2006.
361:. Each time the snake sheds its skin, a new segment is added to the rattle. However, the rattle is fragile and may break off, and the frequency of shedding can vary. So, the snake's age cannot be determined by the number of segments or length of the rattle.
528:
around the world. They are sought after for their wide array of potential colorations and typically docile nature. Most available are wild-caught; captive breeding, while not unheard of, is not commonplace. The two
545:. They breed once a year, in the spring, and give birth about four months later to six to eight young. The young generally look like miniature versions of the parents and take three or more years to mature.
392:
Its common names include: blue rattlesnake, eastern rock rattlesnake, green rattlesnake, little green rattlesnake, pink rattlesnake, rock rattlesnake, Texas rock rattlesnake, and white rattlesnake.
452:
by New Mexico, although Texas does not protect it. Its habitat is largely inaccessible, and not currently threatened by human development, though it is gradually becoming more and more fragmented.
472:. Most people who get bitten by the rock rattlesnake are often hiking among rocks, where it lives. If someone steps or accidentally touches it, the snake's immediate reaction is to bite.
1189:
878:
Bryson Jr., R. W.; C. W. Linkem; M. E. Dorcas; A. Lathrop; J. M. Jones; J. Alvarado-DĂaz; C. I. GrĂĽnwald; R. W. Murphy (2014). "Multilocus species delimitation in the
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tend to be a light grey in color, with darker grey banding. Snakes found at higher altitudes have darker colors. Specimens of the mottled rock rattlesnake (
364:
The color pattern varies greatly, but generally reflects the color of the rock in the snake's natural environment. Snakes found near areas of predominantly
1054:
943:
794:
McDiarmid RW, Campbell JA, Touré T. 1999. Snake
Species of the World: A Taxonomic and Geographic Reference, vol. 1. Herpetologists' League. 511 pp.
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824:
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464:, and will often not strike or even rattle their tails unless physically harassed. They spend most of their lives in rocky outcroppings and
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This small species rarely exceeds 32 in (81.3 cm) in length. It has a large, rounded head, and fairly heavy body for its size, with
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76:
844:
Wright AH, Wright AA. 1957. Handbook of Snakes. Comstock
Publishing Associates. (7th printing, 1985). 1105 pp.
432:). H.M. Smith and Taylor (1950) emended the type locality to "Presidio (del Norte), Presidio County, Texas".
421:
278:
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181:
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slopes, from which they are named. Man-made road cuts are often a favorite place. They are primarily
384:) gets its common name from its distinctive, clean banding, often with little speckling or mottling.
328:
239:
41:
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coloration, with dark-grey speckling rather than distinct banding. The banded rock rattlesnake (
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A recent review showed that the
Tamaulipan rock rattlesnake appears to be a separate species,
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species group (Serpentes: Viperidae: Crotalinae), with the description of two new species".
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1861. On three new forms of
Rattlesnakes. Proc. Acad. Nat. Sci. Philadelphia 13: 205-208. (
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492:. They are often more active at colder temperatures than other rattlesnake species.
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524:, are frequently available in the exotic animal trade, and are well represented in
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In general, these snakes are not aggressive. They tend to rely heavily on their
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found only in Mexico are not often found in captivity outside of Mexico.
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357:. Like other rattlesnakes, its tail has a rattle, which is composed of
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Hammerson, G.A.; Frost, D.R.; Santos-Barrera, G. (2007).
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575:is generally used to treat serious envenomations.
565:effects, as well. While not type-specific, the
424:given is "Presidio del Norte and Eagle Pass" (
8:
862:2001 Categories & Criteria (version 3.1)
771:10.2305/IUCN.UK.2007.RLTS.T64321A12767398.en
440:This species is classified as Least Concern
966:
207:
50:
31:
20:
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561:, but has been known to have significant
494:
327:are currently recognized, including the
825:Integrated Taxonomic Information System
790:
788:
735:
7:
938:Chihuahuan Desert Museum and Gardens
1213:IUCN Red List least concern species
757:IUCN Red List of Threatened Species
14:
75:
594:
591:
588:
585:
1228:Fauna of the Chihuahuan Desert
1:
928:Reptarium.cz Reptile Database
868:. Accessed 13 September 2007.
480:Their diets consist of small
962:. Accessed 12 December 2007.
952:. Accessed 12 December 2007.
940:. Accessed 12 December 2007.
930:. Accessed 12 December 2007.
376:region often exhibit a more
448:However, it is listed as a
400:This snake is found in the
1249:
1223:Reptiles described in 1861
402:Southwestern United States
315:found in the southwestern
695:Durango Rock rattlesnake
651:Mottled rock rattlesnake
222:
215:
206:
187:
180:
72:Scientific classification
70:
48:
39:
30:
23:
956:Mottled rock rattlesnake
613:Banded rock rattlesnake
285:Crotalus lepidus lepidus
416:) and northern central
502:
346:
1172:Paleobiology Database
764:: e.T64321A12767398.
498:
342:
319:and northern central
880:Crotalus triseriatus
950:University of Texas
436:Conservation status
412:, and southwestern
329:nominate subspecies
42:Conservation status
1233:Reptiles of Mexico
821:"Crotalus lepidus"
503:
450:threatened species
347:
248:– Cope, 1883
1200:
1199:
1159:Open Tree of Life
972:Taxon identifiers
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720:
595:Geographic range
541:These snakes are
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909:Caudisona lepida
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750:Crotalus lepidus
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725:Crotalus morulus
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488:, and sometimes
396:Geographic range
331:described here.
302:Crotalus lepidus
274:Crotalus lepidus
264:Crotalus palmeri
246:Crotalus lepidus
226:Caudisona lepida
211:
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191:Crotalus lepidus
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25:Crotalus lepidus
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16:Species of snake
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899:Further reading
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676:C. l. maculosus
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557:is primarily a
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228:Kennicott, 1861
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828:. Retrieved
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537:Reproduction
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1120:NatureServe
1068:iNaturalist
1004:Wikispecies
777:13 November
586:Subspecies
408:, southern
372:) from the
335:Description
1207:Categories
890:: 475–496.
802:(series).
730:References
655:New Mexico
631:(south to
621:New Mexico
579:Subspecies
567:polyvalent
563:neurotoxic
531:subspecies
512:subspecies
462:camouflage
410:New Mexico
344:C. lepidus
325:subspecies
135:Suborder:
810:(volume).
682:W. Tanner
667:Chihuahua
646:Kennicott
570:antivenin
559:hemotoxin
506:Captivity
470:nocturnal
366:limestone
310:pit viper
279:Boulenger
199:Kennicott
167:Species:
149:Viperidae
139:Serpentes
95:Kingdom:
89:Eukaryota
1218:Crotalus
1125:2.104993
1086:10908378
1018:BioLib:
989:Wikidata
456:Behavior
307:venomous
288:–
277:–
266:–
252:Crotalus
238:–
217:Synonyms
160:Crotalus
145:Family:
129:Squamata
119:Reptilia
109:Chordata
105:Phylum:
99:Animalia
85:Domain:
62:IUCN 3.1
1190:lepidus
1164:1075451
1060:9142689
1047:1056411
995:Q646391
926:at the
884:Zootaxa
864:at the
715:Jalisco
711:Nayarit
707:Sinaloa
703:Durango
692:, 1972
648:, 1861
633:Jalisco
617:Arizona
610:, 1936
486:lizards
482:mammals
476:Feeding
406:Arizona
359:keratin
323:. Four
313:species
268:GĂĽnther
255:palmeri
201:, 1861)
155:Genus:
125:Order:
115:Class:
60: (
1177:118951
1099:174312
848:
830:15 May
806:
798:
699:Mexico
690:Harris
688:&
663:Mexico
629:Mexico
573:CroFab
553:Their
420:. The
418:Mexico
355:pupils
321:Mexico
292:, 1936
281:, 1896
270:, 1895
260:, 1887
258:Garman
242:, 1867
236:lepida
1151:98409
1138:44709
1112:64321
1081:IRMNG
1073:30740
1021:58828
686:Dixon
659:Texas
625:Texas
608:Gloyd
555:venom
549:Venom
490:frogs
466:talus
426:Texas
414:Texas
305:is a
290:Gloyd
1133:NCBI
1107:IUCN
1094:ITIS
1055:GBIF
1034:ZPBX
888:3826
846:ISBN
832:2007
804:ISBN
796:ISBN
779:2021
762:2007
526:zoos
518:and
510:Two
378:pink
351:eyes
240:Cope
1042:EoL
1029:CoL
958:at
948:at
936:at
766:doi
430:USA
1209::
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1185:RD
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738:^
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701:(
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232:A
197:(
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