Results 21 to 30 of about 508 (126)

ECOLOGÍA REPRODUCTIVA DE UNA POBLACIÓN DE COCHRANELLA IGNOTA (ANURA: CENTROLENIDAE)

open access: yesRevista de la Academia Colombiana de Ciencias Exactas, Físicas y Naturales
Durante el primer semestre de 1994, estudiamos 30 machos y 40 posturas de Cochranella ignota en un bosque de niebla a 1900 msnm en la Cordillera Occidental.
Jorge Humberto Restrepo   +1 more
doaj   +2 more sources

Infection with Batrachochytrium dendrobatidis is common in tropical lowland habitats: Implications for amphibian conservation. [PDF]

open access: yesEcol Evol, 2019
We conducted a survey testing for the fungal pathogen Batrachochytrium dendrobatidis (Bd) in four lowland sites in Costa Rica to identify local host‐pathogen dynamics and to describe the abiotic environment for this pathogen. We found evidence that lowland study sites exhibit enzootic dynamics with low infection intensity and moderate to high ...
Zumbado-Ulate H   +3 more
europepmc   +2 more sources

Thermal tolerance in anuran embryos with different reproductive modes: relationship to altitude. [PDF]

open access: yesScientificWorldJournal, 2013
Anurans are ectothermic animals very sensitive to temperature, mainly during the embryonic stage. In addition, environmental temperature decreases with altitude, and the amphibian fauna changes. Therefore, we studied the relationship between the embryonic thermal tolerances of twelve species of anurans and the temperatures of their microhabitat along ...
Bernal MH, Lynch JD.
europepmc   +2 more sources

Environmental DNA and visual encounter surveys for amphibian biomonitoring in aquatic environments of the Ecuadorian Amazon [PDF]

open access: yesPeerJ, 2023
Background The development of anthropogenic activities has generated a decline in aquatic fauna populations, and amphibians have been the most affected. The decline of batrachofauna is concerning, as 41% of all species worldwide are endangered.
Walter Quilumbaquin   +3 more
doaj   +2 more sources

Glassfrogs of Ecuador: Diversity, Evolution, and Conservation

open access: yesDiversity, 2020
Glassfrogs (family: Centrolenidae) represent a fantastic radiation (~150 described species) of Neotropical anurans that originated in South America and dispersed into Central America.
Juan M. Guayasamin   +4 more
doaj   +1 more source

Centrolene savagei [PDF]

open access: yes, 2017
Number of Pages: 11Geological SciencesIntegrative ...
Ospina-L., Ana M.   +3 more
core   +1 more source

Current State of Conservation Knowledge on Threatened Amphibian Species in Peru [PDF]

open access: yes, 2008
This study documents the current state of conservation knowledge on threatened amphibian species in Peru. Following the International Union for the Conservation of Nature (IUCN) classification system, we considered species in the following categories ...
Angulo, Ariande   +26 more
core   +1 more source

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