Mostrando 10 resultados de: 10
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Ecología(6)
Temas específicos de la historia natural de las plantas(4)
Economía de la tierra y la energía(2)
Fisiología y materias afines(2)
Arthropoda(1)
Patterns and magnitude of temporal change in avian communities in the ecuadorian andes
ArticleAbstract: The tropical Andes rank first among the world's 25 "hotspots" of biodiversity and endemism yet are tPalabras claves:Avian abundance, Climate change, Habitat change, Land use, Monitoring, Paramo, protected areasAutores:Boris A. Tinoco, Graham C.H., Latta S.C., Pedro Xavier Astudillo WebsterFuentes:googlescopusPlant and habitat use by Black-breasted Pufflegs (Eriocnemis nigrivestis), a critically endangered hummingbird
ArticleAbstract: Black-breasted Pufflegs (Eriocnemis nigrivestis) are hummingbirds endemic to Ecuador and are considePalabras claves:ECUADOR, Habitat disturbance, nectar resources, Palicourea fuchsioides, restoration, time-lapse camerasAutores:Bryan Rojas, Cristian Poveda, Graham C.H., Guevara E.A., Hipo R., Santander G. T.Fuentes:scopusNiche packing, but not niche expansion, explains the co-occurrence of hummingbirds-visited plants
ArticleAbstract: Tropical mountains often harbour high species richness. Yet the mechanisms behind such high richnessPalabras claves:Andean forest, ecosystem function, flower traits, hummingbirds, montane diversity, niche expansion, niche packing, plant–bird interactions, pollination niche, specialisationAutores:Elisa Barreto, Gavilanes M.J., Graham C.H., Rafael de Oliveira, Santander T., Tobar F., Varassin I.G., Zanata T.B.Fuentes:scopusFloral Roles in Hummingbirds-Mediated Indirect Plant Interactions in Tropical Andean Communities
ArticleAbstract: In pollination networks, indirect plant–plant interactions mediated by their shared pollinators canPalabras claves:floral traits, hummingbird-mediated networks, plant-plant interactions, Pollen grains, pollination networks, Tropical AndesAutores:Ann Frías-Romero, Ariana Vélez, Boris A. Tinoco, Bryan Rojas, Graham C.H., Samara Zeas-BermeoFuentes:scopusChanges in functional traits and resources reduce the specialization of hummingbirds in fragmented landscapes
ArticleAbstract: Pollinator specialization, crucial for the stability of plant-pollinator interactions, can be affectPalabras claves:ECUADOR, functional traits, Land use change, Montane forests, stability, Tropical AndesAutores:Ariana Vélez, Boris A. Tinoco, Carlos Iván Espinosa Iñiguez, Graham C.H., Ibeth Alarcón, Omar Landázuri, Ruth Arias, Santiago Cárdenas-CalleFuentes:scopusFunctional generalism in plant–hummingbird interactions: Causes and consequences from a plant perspective
ArticleAbstract: Plant species pollinated by animals differ in the pool of visitors they attract. Some attract functiPalabras claves:bill length variation, context-dependent factors, hummingbird traits, morphological barriers, nectar robbing, Plant traits, plant–hummingbird interactions, visitation rateAutores:Boris A. Tinoco, Elisa Barreto, François Duchenne, Graham C.H., Maglianesi M.A., Ricardo Sánchez-Martín, Varassin I.G.Fuentes:scopusDecline in capture rates of birds in the High Andes of Ecuador suggests broad-scale anthropogenic impacts to protected areas
ArticleAbstract: There is a long history of using birds as indicators of pervasive environmental threats. In the HighPalabras claves:ALTOS ANDES, Bosque Montano, Bosque secundario, Cambio Climatico, capturas con redes de neblina, disminución de aves, disturbio antropogénico, ECUADOR, especies indicadorasAutores:Andrea Karina Arriciaga Nieto, Boris A. Tinoco, Emily A. Scott, Graham C.H., Latta S.C., Pedro Xavier Astudillo WebsterFuentes:scopusMechanisms influencing network topology in plant–hummingbird pollination networks
ArticleAbstract: Ecological communities result from complex species interactions, often summarized in interaction netPalabras claves:Connectance, elevation gradients, Functional diversity, Modularity, nestedness, network structure, plant–hummingbird interactions, pollination networks, Specialization, trait matchingAutores:Alejandro Castro Jiménez, Alejandro Restrepo-González, Ana Paula Caron, Andrea Karina Arriciaga Nieto, Andrés Sebastián Marcayata-Fajardo, Anna Sofia Görlich, Bryan Rojas, Cauã Galeazzi de Menezes, Daniela Bôlla, Danila Syriani Veluza, Elisa Barreto, Emanuel Brenes, François Duchenne, Friederike Richter, Gavilanes M.J., Graham C.H., Guevara E.A., Holger Beck, Krystal Zuniga, Luciele Leonhardt Romanowski, Maglianesi M.A., Melina F. Maxwell, Miguel Machnicki-Reis, Miriam Kaehler, Nelson Chaves-Elizondo, Nicole Büttner, Rafael S. Oliveira, Rafaela Bobato, Ricardo Augusto Camargo de Oliveira, Ricardo Sánchez-Martín, Romulo Silva Cícero Silva, Santander T., Tiago Machado de Souza, Tobar F., Varassin I.G., Wellinton Luiz De Souza, Wüest R.O., Zanata T.B.Fuentes:scopusHummingbird flower visitation rates vary with species traits, floral abundance and phenology across bioregions
ArticleAbstract: A myriad of factors influence species interactions, and determining their relative importance is a mPalabras claves:Co-flowering, competition, facilitation, interaction frequencies, Pollination syndrome, visitation patternsAutores:Alejandro Restrepo-González, Ana Paula Caron, Andrea Karina Arriciaga Nieto, Andrés Sebastián Marcayata-Fajardo, Bello C., Ben Weinstein, Bryan Rojas, Cauã G. de Menezes, Daniela Bôlla, Danila Syriani Veluza, Elisa Barreto, Emanuel Brenes, François Duchenne, Friederike Richter, Gavilanes M.J., Graham C.H., Guevara E.A., Holger Beck, José Alejandro Castro, Krystal Zuniga, Luciele Leonhardt Romanowski, Maglianesi M.A., Miguel Machnicki-Reis, Miriam Kaehler, Nelson Chaves-Elizondo, Nicole Büttner, Rafael de Oliveira, Rafael Wüest, Rafaela Bobato, Ricardo A.C. de Oliveira, Ricardo Sánchez-Martín, Romulo C. da Silva, Santander T., Tiago Machado de Souza, Varassin I.G., Wellinton Luiz De Souza, Zanata T.B.Fuentes:scopusA Probabilistic View of Forbidden Links: Their Prevalence and Their Consequences for the Robustness of Plant–Hummingbird Communities
OtherAbstract: The presence in ecological communities of unfeasible species interactions, termed forbidden links, dPalabras claves:exploitation barrier, forbidden link, linkage rule, mutualism, sparsity, stability, trait matchingAutores:Alejandro Restrepo-González, Ana Paula Caron, Andrea Karina Arriciaga Nieto, Bello C., Bryan Rojas, Cauã G. de Menezes, Daniela Bôlla, Danila Syriani Veluza, Elisa Barreto, Emanuel Brenes, François Duchenne, Friederike Richter, Gavilanes M.J., Graham C.H., Guevara E.A., Holger Beck, José Alejandro Castro, Krystal Zuniga, Luciele Leonhardt Romanowski, Maglianesi M.A., Marcayata A., Miguel Machnicki-Reis, Miriam Kaehler, Nelson Chaves-Elizondo, Nicole Büttner, Rafael de Oliveira, Rafaela Bobato, Ricardo A.C. de Oliveira, Santander T., Tiago Machado de Souza, Varassin I.G., Weinstein B.G., Wellinton Luiz De Souza, Wüest R.O., Zanata T.B.Fuentes:scopus