Results 41 to 50 of about 59,296 (338)

“Heaven” of Data Deficient Species: The Conservation Status of the Endemic Amphibian Fauna of Vietnam

open access: yesDiversity, 2023
Predicting the true status of Data Deficient (DD) species is a prominent theme in recent conservation biology, but there still is much debate regarding the conservation approach that should be used for DD taxa and no definitive conclusions are yet ...
Priscilla Nesi   +2 more
doaj   +1 more source

Leptodactylus knudseni [PDF]

open access: yes, 2006
Number of Pages: 12Integrative BiologyGeological ...
Heyer, Miriam Muedeking   +1 more
core   +1 more source

Karyological Diversification in the Genus Lyciasalamandra (Urodela: Salamandridae)

open access: yesAnimals, 2021
We performed the first cytogenetic analysis on five out of the seven species of the genus Lyciasalamandra, including seven subspecies, and representatives of its sister genus Salamandra. All the studied species have a similar karyotype of 2n = 24, mostly
Marcello Mezzasalma   +4 more
doaj   +1 more source

Batrachoseps attenuatus [PDF]

open access: yes, 2000
Number of Pages: 6Integrative BiologyGeological ...
Boundy, Jeff
core   +1 more source

Glycopattern analysis and structure of the egg extra-cellular matrix in the Apennine yellow-bellied toad, <i>Bombina pachypus (Anura: Bombinatoridae)</i>

open access: yesFolia Histochemica et Cytobiologica, 2011
We studied the glycopatterns and ultrastructure of the extra-cellular matrix (ECM) of the egg of the Apennine yellow-bellied toad <i>Bombina pachypus</i>, by light and electron microscopy in order to determine structure, chemical composition ...
Maria Mastrodonato   +3 more
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

Genomic function during the lampbrush chromosome stage of amphibian oogenesis [PDF]

open access: yes, 1966
Throughout its lengthy developmental history the disposition of the genetic material in the amphibian oocyte nucleus differs from that in other cell types.
Crippa, Marco   +3 more
core   +1 more source

Eurycea wilderae [PDF]

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

Cambios de asignación genérica en especies fósiles del este de Europa descritas como Bufo belogoricus Ratnikov, 1993, Bufo planus Ratnikov, 1993 y Bufo albus Ratnikov, 1993 (Amphibia, Anura, Bufonidae)

open access: yesGraellsia, 2013
Se discute la atribución genérica de tres formas fósiles descritas como Bufo belogoricus Ratnikov, 1993, Bufo planus Ratnikov, 1993, y Bufo albus Ratnikov, 1993.
V. Yu Ratnikov
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

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