Mostrando 10 resultados de: 12
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Universidad del Azuay(3)
Revista Peruana de Biologia(2)
Ardeola(1)
Biotropica(1)
Bird Conservation International(1)
A new terrestrial frog (Anura: Craugastoridae) from the montane cloud forests of the southeastern Ecuadorian Andes
ArticleAbstract: We describe a new species of Pristimantis from the Tinajillas-Rio Gualaceño Ecological ConservationPalabras claves:Brachycephaloidea, Montane forest, Morona santiago, New species, PRISTIMANTIS, TerraranaAutores:Bruno A. Timbe, Juan Carlos Sánchez-Nivicela, Pedro Xavier Astudillo Webster, Valentina Posse, Verónica L. UrgilésFuentes:scopusContributions on the diet and distribution of Ocelot Leopardus pardalis (Linné 1758) in the high Andes of Ecuador
ArticleAbstract: The Ocelot, Leopardus pardalis is a carnivore with wide distribution in South America. In Ecuador, mPalabras claves:Andean foothills, Canãr, Coendou rufescens, Inter-Andean valleys, Montane forestAutores:Alisson Jiménez, Carlos Hernán Nivelo-Villavicencio, Javier Fernández de Córdova, Pedro Xavier Astudillo WebsterFuentes:scopusCentrality in Species-Habitat Networks Reveals the Importance of Habitat Quality for High-Andean Birds in Polylepis Woodlands
ArticleAbstract: Summary . Habitat loss and landscape fragmentation are important drivers of changes in biodiversity.Palabras claves:ECUADOR, forest specialists, habitat guilds, páramo landscape, Tropical AndesAutores:David Christopher Siddons, Farwig N., Grass I., Pedro Xavier Astudillo Webster, Schabo D.G.Fuentes:googlescopusDistribution, ecology and conservation of an endangered Andean hummingbird: The Violet-throated Metaltail (Mettallura baroni)
ArticleAbstract: The Violet-throated Metaltail Metallura baroni is a high altitude hummingbird endemic to south-centrPalabras claves:Autores:Boris A. Tinoco, Graham C.H., Latta S.C., Pedro Xavier Astudillo WebsterFuentes:googlescopusEvaluaci?n de ?reas prioritarias para la conservaci?n bajo el enfoque de modelos de distribuci?n de especies
Bachelor ThesisAbstract: La identificaci?n y priorizaci?n de ?reas para la conservaci?n es fundamental en regiones con importPalabras claves:?REAS PROTEGIDAS, AVES ALTOANDINAS, ,MODELOS DE DISTRIBUCI?N, P?ramo, RESERVA DE LA BIOSFERA MACIZO DEL CAJASAutores:Fernando Roberto Villegas Lituma, Pedro Xavier Astudillo WebsterFuentes:rraaeNew occurrences and habitat description of southern Ecuador endemic frog Atelopus exiguus (Anura: Bufonidae) from a conservation hotspot in the high Andes
ArticleAbstract: Atelopus species are classified as a priority taxon for monitoring and conservation, of these A. exiPalabras claves:Conservation, endangered frogs, Macizo del Cajas, Monitoring, Páramo ecosystem, water qualityAutores:Bruno A. Timbe, David Christopher Siddons, Pedro Xavier Astudillo Webster, Ramiro JiménezFuentes:scopusObservaciones de forrajeo en recursos florales por Phyllotis haggardi (Rodentia: Cricetidae) en un ecosistema de páramo al sur del Ecuador
ArticleAbstract: The Haggard’s Big-eared Mouse (Phyllotis haggardi) is an endemic species from Ecuador. This speciesPalabras claves:diet, Eryngium humile, pollination, TARAXACUM OFFICINALE, XENOPHYLLUM HUMILEAutores:Bruno A. Timbe, Carlos Hernán Nivelo-Villavicencio, Pedro Xavier Astudillo WebsterFuentes:scopusPatrones de concentraci?n de metales pesados seg?n el sexo en tres especies de aves marinas end?micas de Gal?pagos: Ping?ino de Gal?pagos (Spheniscus mendiculus), Cormor?n no volador (Phalacrocorax harrisi) y Albatros de Gal?pagos (Phoebastria irrorata)
Bachelor ThesisAbstract: Las aves marinas son buenos bioindicadores de contaminaci?n por metales pesados, al ocupar amplios rPalabras claves:Bioindicadores, Cadmio, CONTAMINACI?N, MERCURIO, plomoAutores:Diana Carolina Loyola Jara, Pedro Xavier Astudillo WebsterFuentes:rraaeVariaci?n de la comunidad de quir?pteros en un ecosistema piemontano degradado en una localidad al suroccidente del Ecuador
Bachelor ThesisAbstract: Los bosques piemontanos neotropicales son zonas de gran diversidad de vertebrados; destacan los murcPalabras claves:Bosque secundario, ESTRUCTURA DEL H?BITAT, MURCI?LAGOS ESPECIALISTAS, PLANTACI?N DE CACAOAutores:Jorge Federico Fernández De Córdova Vásquez, Juan Javier Rom?n Crespo, Pedro Xavier Astudillo WebsterFuentes:rraaeSurvival estimates of bird species across altered habitats in the tropical Andes
ArticleAbstract: The probability of long-term persistence of a population is strongly determined by adult survival raPalabras claves:anthropogenic disturbance, Demography, ECUADOR, Montane forest, Secondary forestAutores:Andrea Karina Arriciaga Nieto, Boris A. Tinoco, Graham C.H., Graham L., Juan Manuel Aguilar Ullauri, Latta S.C., Pedro Xavier Astudillo WebsterFuentes:googlescopus