Results 31 to 40 of about 2,259 (65)
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A new species of Sceloporus of the torquatus group (Reptilia: Phrynosomatidae) from West Mexico.

Zootaxa, 2022
We describe Sceloporus huichol sp. nov., a new species of spiny lizard of the genus Sceloporus, that is found in the mountainous regions of Jalisco and Nayarit in western Mexico.
O. Flores-Villela   +4 more
semanticscholar   +1 more source

Oxygen environment and metabolic oxygen demand predictably interact to affect thermal behavior in a lizard, Sceloporus occidentalis.

Journal of Experimental Zoology Part A Ecological and Integrative Physiology, 2022
The climate crisis necessitates predicting how organisms respond to changing environments, but this requires understanding the mechanisms underlying thermal tolerance.
Dalton C. Leibold   +3 more
semanticscholar   +1 more source

Evidence for ephemeral ring species formation during the diversification history of western fence lizards (Sceloporus occidentalis)

Molecular Ecology, 2021
Divergence is often ephemeral, and populations that diverge in response to regional topographic and climatic factors may not remain reproductively isolated when they come into secondary contact. We investigated the geographical structure and evolutionary
Nassima M Bouzid   +4 more
semanticscholar   +1 more source

The interplay between natural and sexual selection in the evolution of sexual size dimorphism inSceloporuslizards (Squamata: Phrynosomatidae)

open access: yesEcology and Evolution, 2017
Sexual size dimorphism (SSD) evolves because body size is usually related to reproductive success through different pathways in females and males. Female body size is strongly correlated with fecundity, while in males, body size is correlated with mating
Salomón Sanabria-Urbán   +1 more
exaly   +2 more sources

Sexual dimorphism in size and shape among populations of the lizard Sceloporus variabilis (Squamata: Phrynosomatidae).

Zoology, 2020
Sexual dimorphism in lizards is determined by ecological and environmental factors. Broadly distributed species may show variation in patterns of sexual dimorphism toward either sex, as well as exhibiting variation in morphological dimensions.
Raciel Cruz‐Elizalde   +4 more
semanticscholar   +1 more source

Flexibility in thermal requirements: a comparative analysis of the wide-spread lizard genus Sceloporus.

Integrative Zoology
Adaptation or acclimation of thermal requirements to environmental conditions can reduce thermoregulation costs and increase fitness, especially in ectotherms, which rely heavily on environmental temperatures for thermoregulation.
M. Plasman   +3 more
semanticscholar   +1 more source

High-mountain altitudinal gradient influences thermal ecology of the Mesquite Lizard (Sceloporus grammicus)

Canadian Journal of Zoology, 2019
The thermal requirements of ectotherms may vary among species due to adaptation to different thermal environments. Nevertheless, some of these requirements are evolutionarily conserved, leading organisms to compensate behaviorally for harsh environmental
A. Vega-Pérez   +4 more
semanticscholar   +1 more source

Inferring introgression using RADseq and DFOIL: Power and pitfalls revealed in a case study of spiny lizards (Sceloporus)

Molecular Ecology Resources, 2019
Introgression is now commonly reported in studies across the Tree of Life, aided by recent advancements in data collection and analysis. Nevertheless, researchers working with nonmodel species lacking reference genomes may be stymied by a mismatch ...
Shea M. Lambert   +7 more
semanticscholar   +1 more source

Fragmentation alters home range and movements of the Dunes Sagebrush Lizard (Sceloporus arenicolus)

Canadian Journal of Zoology, 2018
Habitat fragmentation is a major driver of biodiversity loss and among reptiles has been attributed as a cause of species decline. The negative effect of habitat fragmentation has also been shown to be worse for species that are habitat specialists.
Megan Young   +3 more
semanticscholar   +1 more source

Body size, not age, predicts parasite load in Clark’s Spiny Lizards (Sceloporus clarkii)

Canadian Journal of Zoology, 2019
Determining the factors that influence parasite load is a fundamental goal of parasitology. Body size often influences parasite load in reptiles, but it is unclear whether higher levels of parasitism are a result of greater surface area of individuals (a
H. Watkins, G. Blouin‐Demers
semanticscholar   +1 more source

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