Results 81 to 90 of about 3,178 (206)

Reporte de miasis en Ameerega bassleri (Anura: Dendrobatidae) en la región San Martín, Perú

Revista de Veterinaria y Zootecnia Amazónica
Se reporta un caso de miasis en un individuo adulto de Ameerega bassleri, observado en el kilómetro 18 de la carretera Tarapoto–Yurimaguas, región San Martín (Perú). La observación ocurrió el 5 de febrero de 2025 a las 22:33 h.
Ronald Rolando Mori-Pezo, Pedro Mendoza-Tamani, Humberto Marcial Apagüeño-Vasquez   +2 more
doaj   +1 more source

Potential effects of climate change on the threatened Malagasy poison frogs: A multispecies approach

Ecosphere, Volume 16, Issue 6, June 2025.
Abstract Climate change is exposing ecosystems to novel conditions, and understanding its potential effects on species distributions is crucial. Those effects can significantly affect species with narrow environmental requirements inhabiting closed systems where dispersal is limited.
Albert Carné, David R. Vieites, Neftalí Sillero   +2 more
wiley   +1 more source

Relación entre el canto de anuncio y variables ecológicas y ambientales de especies del clado Epipedobates (Anura: Dendrobatidae) [PDF]

, 2012
Neotropical Anurans are faunistic groups that need a lot of investigation effort due to their high rate of extinction. It is not much what is known about the geographic variation of the advertisement call in a lot of Neotropical frogs.This investigation ...
Baquero Rivadeneira, Margarita
core  

Sinais acústicos e visuais em Pithecopus azureus (Amphibia, Phyllomedusidae) [PDF]

, 2017
Tese (doutorado)—Universidade de Brasília, Instituto de Ciências Biológicas, Programa de Pós-Graduação em Zoologia, 2017.A teoria de seleção sexual surgiu para explicar as características sexuais secundárias dimórficas encontradas em muitos grupos ...
Álvares, Guilherme Fajardo Roldão
core  

The tadpole of Physalaemus fernandezae (Anura: Leptodactylidae) [PDF]

, 2006
This paper describes the external and buccopharyngeal morphology, chondrocranium and cranial muscles in tadpoles of Physalaemus fernandezae. The data are compared with those for other species of Physalaemus to improve the diagnosis of the “species group”
Alcalde, Leandro, Cajade, Rodrigo, Natale, Guillermo Sebastian   +2 more
core  

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

, 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, Brown, Jason L., Carrillo, Jorge, Catenazzi, Alessandro, Chavez, German, Cordova, Jesus H., Curo, Aleyda, Delgado, Amanda, Enciso, Marco A., Gutierrez, Roberto, Lehr, Edgar, Martinez, Jorge L., Medina-Muller, Margarita, Miranda, Alfonso, Neira, Daniel R., Ochoa, Jose A., Quiroz, Aaron J., Rodriguez, Daniel A., Rodriguez, Lily O., Salas, Antonio W., Seimon, Anton, Seimon, Tracie, Siu-Ting, Karen, Suarez, Juana, Torres, Claudia, Twomey, Evan, von May, Rudolf   +26 more
core   +1 more source

Range expansion for the Critically Endangered poison-dart frog Leucostethus bilsa Vigle et al., 2020 (Amphibia, Dendrobatidae), demonstrating the importance of small forest reserves in the Ecuadorian Chocó [PDF]

Check List
The Ecuadorian Chocó is a global conservation hotspot with high levels of biodiversity and endemism but is threatened by extensive deforestation. Here, we report the discovery of an additional locality for the Critically Endangered poison-dart
S. Holden Jones, Daniela Franco-Mena, Darwin Zambrano Cantos, Julio César Loor Vélez, Carlos Aulestia, Rakan A. Zahawi, Juan M. Guayasamin   +6 more
doaj   +3 more sources

Conjugate addition of 2-(bromomethyl)- and 2-(2-bromoethyl)piperidine to alkyl acrylates : application towards the synthesis of 2-(methoxycarbonyl)indolizidine [PDF]

, 2009
Conjugate addition of 2-(bromomethyl)- and 2-(2-bromoethyl)piperidine hydrobromide to methyl and ethyl acrylate in the presence of triethylamine afforded the corresponding 3-[2-(bromomethyl)piperidin-1-yl]propanoates and 3-[2-(2-bromoethyl)piperidin-1-yl]
Abbaspour Tehrani, Kourosch, Buyck, Christophe, D'hooghe, Matthias, De Kimpe, Norbert   +3 more
core   +2 more sources

Parámetros poblacionales de la rana dorada, Phyllobates terribilis (Myers et al., 1978) (Dendrobatidae), en una localidad de Buenaventura, Valle del Cauca, Colombia

Biota Colombiana, 2018
El objetivo de este estudio fue estimar el tamaño, densidad, probabilidad de supervivencia (φ), de detección (p), y describir las condiciones del hábitat de una población de la rana dorada (Phyllobates terribilis, Dendrobatidae) en bajos del río Naya ...
Stefhania Alzate-Lozano, Rodrigo Lozano-Osorio, Carlos Galvis   +2 more
doaj   +3 more sources

Navigating access and benefit sharing in international trade of endemic species: The case of Colombia's poison frogs (Dendrobatidae)

Conservation Science and Practice, Volume 7, Issue 1, January 2025.
Poison frogs endemic to Colombia have been traded among European, Asian, and North American countries, using CITES permits long before Colombia authorized their legal export. Thus, these non‐range countries have benefitted unfairly from this trade. When Colombia entered the market, it became the main source for some species, but for others still non ...
German Forero‐Medina, Luz Dary Acevedo, Andrés Balcazar, Marcela Delgado, Alfred DeGemmis, Susan Lieberman, Felber Arroyave   +6 more
wiley   +1 more source