Results 11 to 20 of about 42,495 (200)

Content of phytohormones in generative organs of Persicaria amphibia (L.) Delarbre for various growth conditions

open access: yesБіологічні студії, 2012
The content of phytohormones in the generative organs of Persicaria amphibia (L.) Delarbre in different conditions of growth was studied. It was shown that the generative organs of water forms of P.
I. D. Grygorchuk
doaj   +1 more source

Ecological Factors and Anthropogenic Disturbance May Restructure the Skin Microbiota of Maoershan Hynobiids (Hynobius maoershanensis)

open access: yesDiversity, 2023
Studies on the skin microbiota of amphibians in different disturbed habitats can clarify the relationship between the skin microbiota composition and environmental factors and have practical implications for the conservation of endangered species.
Huiqun Chen   +5 more
doaj   +1 more source

Phylogenetic relationships of African Caecilians (Amphibia: Gymnophiona): insights from mitochondrial rRNA gene sequences [PDF]

open access: yes, 2003
Africa (excluding the Seychelles) has a diverse caecilian fauna, including the endemic family Scolecomorphidae and six endemic genera of the more cosmopolitan Caeciliidae.
Duellman W.E.   +14 more
core   +1 more source

Contradicting habitat type-extinction risk relationships between living and fossil amphibians [PDF]

open access: yesRoyal Society Open Science, 2017
Trait analysis has become a crucial tool for assessing the extinction risk of species. While some extinction risk-trait relationships have been often identical between different living taxa, a temporal comparison of fossil taxa with related current taxa ...
Melanie Tietje, Mark-Oliver Rödel
doaj   +1 more source

Leptodactylus cunicularius [PDF]

open access: yes, 2008
Number of Pages: 5Integrative BiologyGeological ...
de Sá, Rafael O.   +2 more
core   +1 more source

Phylogenetic relationships of Indian caecilians (Amphibia: Gymnophiona) inferred from mitochondrial rRNA gene sequences [PDF]

open access: yes, 2002
India has a diverse caecilian fauna, including representatives of three of the six currently recognized families, the Caeciliidae, Ichthyophiidae, the endemic Uraeotyphlidae, but previous molecular phylogenetic studies of caecilians have not included ...
Benson   +39 more
core   +2 more sources

Eurycea wilderae [PDF]

open access: yes, 1999
Number of Pages: 4Integrative BiologyGeological ...
Sever, David M.
core   +1 more source

Potential change in the distribution of an abundant and wide-ranging forest salamander in a context of climate change

open access: yesFrontiers of Biogeography, 2018
Climate change already affects species in many ecosystems worldwide. Since climate is an important component of a species’ ecological niche, up-to-date information about climatic niches is needed to model future species distributions in a context of ...
Jean-David Moore   +2 more
doaj   +1 more source

Esparganose em alguns vertebrados do Brasil: dificuldades na identificaçao das espécies de Luheella (Spirometra) Sparganum in some brazilian vertebrates: problems in the identification of species of Luheella (Spirometra)

open access: yesMemorias do Instituto Oswaldo Cruz, 1992
Some species of Amphibia and Reptilia are listed as new hosts of spargana, from material deposited in the Helminthological Collection of Oswaldo Cruz Institute.
A. Arandas Rego, G. Vidal Schäffer
doaj   +1 more source

Will predicted positive effects of climate change be enough to reverse declines of the regionally Endangered Natterjack toad in Ireland?

open access: yesEcology and Evolution, 2021
The global amphibian crisis is driven by a range of stressors including disease, habitat loss, and environmental contamination. The role of climate change remains poorly studied and is likely to influence environmental suitability, ranges, reproduction ...
Marina Reyne   +7 more
doaj   +1 more source

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