Results 11 to 20 of about 2,758 (173)

Amphibienreste aus dem Oberpliozän von Kaltensundheim (Rhön, Thüringen) [PDF]

open access: yesFossil Record, 2002
Aus den oberpliozänen Füllsedimenten eines fossilen Erdfalles bei Kaltensundheim in der Rhön (Thüringen) werden Skelettreste von anuren Amphibien beschrieben.
G. Böhme
doaj   +5 more sources

The Cases of Abnormal Amplexus in Anura on the Territory of the Chernivtsi Region, Ukraine

open access: yesZoodiversity, 2022
The paper contains information about 21 cases of abnormal amplexus among anurans (Amphibia) detected on the territory of the Chernivtsi Region, Ukraine.
N. A. Smirnov
doaj   +1 more source

The Complete Mitochondrial Genome of Nearly Threatened Kwang-Yang Asian Frog <i>Nanorana quadranus</i> (Anura: Dicroglossidae) and Its Phylogenetic Analyses. [PDF]

open access: yesEcol Evol
We report the first complete mitochondrial genome of the near‐threatened frog Nanorana quadranus from the Qinghai‐Tibet Plateau. The 20,173 bp mitogenome includes 13 protein‐coding genes, 21 tRNAs, 2 rRNAs, and a control region. Phylogenetic analysis places N. quadranus in a clade with N.
Liu J, Zuo B, Sun YB.
europepmc   +2 more sources

Interpretace zvířecích kosterních pozůstatků z hradu v Úštěku

open access: yesArchaeologia Historica, 2022
Článek pojednává o nálezu kosterních pozůstatků 56 kostí skeletu samice skokana hnědého (Rana temporaria) a tří kostí ptáka bez bližšího taxonomického zařazení. Z kontextu vyplývá, že kosterní pozůstatky plnily funkci symbolu zajišťujícího ochranu stavby
Lucie Kursová, Lenka Kovačiková
doaj   +1 more source

In-situ Temperature Stations Elucidate Species’ Phenological Responses to Climate in the Alps, but Meteorological and Snow Reanalysis Facilitates Broad Scale and Long-Term Studies

open access: yesFrontiers in Earth Science, 2022
Linking climate variability and change to the phenological response of species is particularly challenging in the context of mountainous terrain. In these environments, elevation and topography lead to a diversity of bioclimatic conditions at fine scales
Idaline Laigle   +6 more
doaj   +1 more source

Revisión taxonómica de Alytes grandis Brunner (Amphibia, Anura)

open access: yesEstudios Geologicos, 1986
Se examina el holotipo y único resto atribuido de Alytes grandis Brunner, 1957, un supuesto discoglósido del Pleistoceno alemán, comparándose con otros anuros actuales y fósiles del Paleártico.
B. Sanchiz, H. H. Schleich
doaj   +1 more source

Presence of an alien turtle accelerates hatching of common frog (Rana temporaria) tadpoles [PDF]

open access: yesNeoBiota, 2022
The presence of a predator affects prey populations either by direct predation or by modifying various parts of their life history. We investigated whether the hatching time, developmental stage, and body size at hatching of common frog (Rana temporaria)
Magda Vodrážková   +3 more
doaj   +3 more sources

Three brown frog species in Denmark have different abilities to colonise new ponds [PDF]

open access: yesHerpetozoa
For 29 consecutive years, the populations of three species of brown frogs, Rana arvalis, R. dalmatina and R. temporaria, were monitored in an open area in South Zealand, Denmark, with no direct influence of agriculture.
Kåre Fog
doaj   +3 more sources

Determination and Chemometrics-Assisted Comparative Analysis of Active Components in Different Tissue of Rana chensinensis

open access: yesSeparations, 2021
In this study, the chemical composition of different tissues of Rana temporaria chensinensis David derived from the same individual was analyzed by comparative approach.
Jianqiu Zhang   +7 more
doaj   +1 more source

Соntent of the heavy metal in the organism of brown frogs of the city zone of Kiev

open access: yesVìsnik Dnìpropetrovsʹkogo Unìversitetu: Serìâ Bìologìâ, Ekologìâ, 2007
The content and distribution of heavy metals (Pb, Cd, Zn, Cu, Cr) in organs and tissues of Rana temporaria and R. arvalis from biotopes near some reservoirs in the city zone of Kyiv are studied.
V. I. Mozhanovskyi   +2 more
doaj   +1 more source

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