Results 11 to 20 of about 9,028 (204)

Montane Rattlesnakes in México: Venoms of Crotalus tancitarensis and Related Species within the Crotalus intermedius Group

open access: yesToxins, 2023
The Crotalus intermedius group is a clade of rattlesnakes consisting of several species adapted to a high elevation habitat, primarily in México. Crotalus tancitarensis was previously classified as C.
Emily R. Grabowsky   +6 more
doaj   +4 more sources

Random amplified polymorphisms between two South American subspecies of rattlesnakes (Crotalus durissus collilineatus and Crotalus durissus terrificus) [PDF]

open access: yesBrazilian Archives of Biology and Technology, 2001
The present work was made to determine the suitability of RAPD analysis for the identification of specimens of two subspecies of South American rattlesnakes (Crotalus durissus terrificus and Crotalus durissus collilineatus).
Sergio Echeverrigaray   +3 more
doaj   +2 more sources

A comparative analysis of hemolithic activity between Cortalus molossus and Crotalus molossus nigrescens subespecies [PDF]

open access: yesRevista Bio Ciencias, 2014
Blacktailed rattlesnake (Crotalus molossus) has four subspecies distributed in México; two of them are distributed in Chihuahua. Literature shows that few studies have been done in order to analyze the composition of their venom.
Martínez-Martínez, A.   +3 more
doaj   +1 more source

Ecología trófica de tres especies de serpientes de cascabel en México: Crotalus Aquilus, Crotalus Polystictus y Crotalus Willardi [PDF]

open access: yes, 2016
El objetivo general de éste trabajo es aumentar el conocimiento que se tiene sobre la ecología de la alimentación en serpientes de cascabel de México mediante un robusto análisis de la dieta de tres especies, dos de ellas endémicas y que habitan el centro del país, Crotalus aquilus y Crotalus polystictus, y otra, Crotalus willardi, que habita el norte ...
Mociño-Deloya, Estrella
core   +3 more sources

Local and systemic effects caused by Crotalus durissus terrificus, Crotalus durissus collilineatus, and Crotalus durissus cascavella snake venoms in swiss mice [PDF]

open access: yesRevista da Sociedade Brasileira de Medicina Tropical, 2019
INTRODUCTION: Crotalus envenomations cause serious complications and can be fatal without appropriate treatment. Venom isoforms present and inter/intraspecific variations in the venom composition can result in different symptoms presented by bites by ...
Letícia Helena de Carvalho   +13 more
doaj   +6 more sources

Disentangling Temporal and Environmental Effects on Hematological Values in Prairie Rattlesnakes (Crotalus viridis). [PDF]

open access: yesJ Exp Zool A Ecol Integr Physiol
ABSTRACT Hematologic assessment is a common clinical tool used to characterize both individual and population health. In ectothermic organisms, the hematologic response is influenced by external factors such as temperature and season, especially in temperate species. Yet, specific environmental effects have received little direct attention.
Kessler EJ   +4 more
europepmc   +2 more sources

Fall and Spring Staging in a Refugia-Dependent Migratory Snake. [PDF]

open access: yesEcol Evol
Animals reliant on seasonal refugia face strong fitness constraints imposed by the timing of migration relative to thermally unpredictable seasonal transitions. Using Timber Rattlesnakes (Crotalus horridus), we show that prolonged fall and spring staging periods characterized by restricted movements near refugia and distinct thermal thresholds function
Jesper AC, Dreslik MJ, Eckert SA.
europepmc   +2 more sources

In vivo and in vitro prospection of the anti-ophidic properties exercised by the extracts of Jacaranda decurrens L.

open access: yesActa Scientiarum: Biological Sciences, 2021
The research and development of alternative treatments for snakebites (e.g., medicinal plants) is necessary due to the high costs of the existing ones.
Marcus Vinícius Cardoso Trento   +5 more
doaj   +1 more source

Evolutionary morphology of the rattlesnake style [PDF]

open access: yes, 2009
Background: The rattlesnake rattling system is an evolutionary novelty that includes anatomical, behavioral, and physiological modifications of the generalized pitviper tail.
Meik, Jesse M.   +5 more
core   +1 more source

Mohave rattlesnake (Crotalus scutulatus) identification revisited [PDF]

open access: yes, 2022
Crotalus scutulatus (Mohave rattlesnake) is a clinically significant pit viper broadly distributed across much of the arid southwestern United States and mainland Mexico.
Wüster, Wolfgang   +3 more
core   +1 more source

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