Results 11 to 20 of about 11,588 (303)

CEPF Western Ghats Special Series: Anurans of the Meghamalai landscape, Western Ghats, India

open access: yesJournal of Threatened Taxa, 2013
Meghamalai landscape, southern Western Ghats was surveyed for anurans from March 2006 to January 2009. Including published data, a total of 35 species of anurans belonging to 19 genera and eight families have been reported from the area. This includes 23
G. Srinivas, S. Bhupathy
doaj   +3 more sources

The anurans and squamates assemblage from Final Natufian Eynan

open access: yes, 2020
Excel sheet with the database of anurans, lizards, and snakes studied by Biton et al from the archaeological site of Eynan (Ain ...
Biton, R.
core   +3 more sources

Geographic Variation in Organ Size in a Toad (Duttaphrynus melanostictus)

open access: yesAnimals, 2023
Adaptive evolution is the process by which organisms change their morphological, physiological and biochemical characteristics to adapt to different environments during long-term natural selection.
Weiye Deng   +4 more
doaj   +1 more source

Sex Determination in Two Species of Anuran Amphibians by Magnetic Resonance Imaging and Ultrasound Techniques

open access: yesAnimals, 2020
The objective of the present study was to evaluate whether gender determination in two amphibian species (Kaloula pulchra and Xenopus laevis) can be reliably carried out by means of magnetic resonance imaging (benchtop magnetic resonance imaging; BT-MRI)
María José Ruiz-Fernández   +9 more
doaj   +1 more source

Testing the Role of Natural and Sexual Selection on Testes Size Asymmetry in Anurans

open access: yesBiology, 2023
Directional asymmetry in testes size is commonly documented in vertebrates. The degree of testes size asymmetry has been confirmed to be associated with natural and sexual selection. However, the role of natural and sexual selection driving variations in
Shengnan Chen   +3 more
doaj   +1 more source

Quantifying the road effect zone: threshold effects of a motorway on anuran populations in Ontario, Canada [PDF]

open access: yes, 2009
The negative effect of roads on wildlife is recognized as a major contributor to the global biodiversity crisis, with anurans being among the most vulnerable groups overall.
Hecnar, Stephen J.   +2 more
core   +2 more sources

Immunoendocrinology and Ecoimmunology in Brazilian Anurans

open access: yesIntegrative And Comparative Biology, 2022
Abstract This paper reviews several aspects of immunoendocrinology and ecoimmunology in Brazilian species of anurans under investigation for more than a decade, including (1) patterns of annual covariation of circulating steroids, calling behavior and innate immunity, (2) endocrine and immune correlates of calling performance, (3 ...
Fernando Ribeiro, Gomes   +4 more
openaire   +2 more sources

Evolutionary insights into umami, sweet, and bitter taste receptors in amphibians

open access: yesEcology and Evolution, 2021
Umami and sweet sensations provide animals with important dietary information for detecting and consuming nutrients, whereas bitter sensation helps animals avoid potentially toxic or harmful substances. Enormous progress has been made toward animal sweet/
Huaming Zhong   +3 more
doaj   +1 more source

The high diversity and phylogenetic signal of antipredator mechanisms of the horned frog species of Proceratophrys Miranda-Ribeiro, 1920 (Amphibia: Anura: Odontophrynidae)

open access: yesActa Herpetologica, 2022
Phylogenetic signals indicate the phenotypic similarity of antipredator mechanisms among related species. Herein, we assessed the antipredator mechanisms of the horned frog Proceratophrys laticeps, compiled a database including closely phylogenetically ...
Cássio Zocca   +3 more
doaj   +1 more source

Amphibians in a transition region between the Cerrado and the Atlantic Forest,west-central region of the State of São Paulo, Brazil

open access: yesSemina: Ciências Biológicas e da Saúde, 2021
Studies of the diversity and natural history of amphibians are extremely important and contribute with the knowledge about the patterns of geographical distribution and biology of the species, outlining the factors that influence this distribution, and ...
Daniel Contieri Rolim
doaj   +1 more source

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