Search Results - "Stiles, F. Gary"

Taxonomic, Phylogenetic, and Trait Beta Diversity in South American Hummingbirds by Weinstein, Ben G., Tinoco, Boris, Parra, Juan Luis, Brown, Leone M., McGuire, Jimmy A., Stiles, F. Gary, Graham, Catherine H.

“…Comparison of the taxonomic, phylogenetic, and trait dimensions of beta diversity may uncover the mechanisms that generate and maintain biodiversity, such as…”
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Shallow genetic divergence and distinct phenotypic differences between two Andean hummingbirds: Speciation with gene flow? by Palacios, Catalina, García-R, Silvana, Parra, Juan Luis, Cuervo, Andrés M, Stiles, F. Gary, McCormack, John E, Cadena, Carlos Daniel

“…Ecological speciation can proceed despite genetic interchange when selection counteracts the homogenizing effects of migration. We tested predictions of this…”
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Untangling the influence of ecological and evolutionary factors on trait variation across hummingbird assemblages by Graham, Catherine H, Parra, Juan L, Tinoco, Boris A, Stiles, F. Gary, McGuire, Jim A

“…Phylogenetic community ecology combines phylogenetic hypotheses with local species composition and functional-trait information to evaluate historical and…”
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A new species of tapaculo (Rhinocryptidae: Scytalopus) from the Western Andes of Colombia by Stiles, F. Gary, Laverde-R, Oscar, Cadena, Carlos Daniel

“…We describe Scytalopus alvarezlopezi from the Western Andes of Colombia. The new species forms part of a distinctive clade of Scytalopus tapaculos…”
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The role of the endemic and critically endangered Colorful Puffleg Eriocnemis mirabilis in plant-hummingbird networks of the Colombian Andes by Ramírez-Burbano, Mónica B., Stiles, F. Gary, González, Catalina, Amorim, Felipe W., Dalsgaard, Bo, Maruyama, Pietro K.

“…Ecological network approaches may contribute to conservation practices by quantifying within-community importance of species. In mutualistic plant-pollinator…”
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Changes in the avifauna in a high Andean cloud forest in Colombia over a 24-year period by Rosselli, Loreta, Stiles, F. Gary, Camargo, Pedro A.

“…The upper altitude ecosystems of the Andes are among the most threatened by climate change. Computer models suggest that a large percentage of species in these…”
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A brief history of the generic classification of the Trochilini (Aves: Trochilidae): the chaos of the past and problems to be resolved by Stiles, F Gary, Piacentini, Vitor DE Q, Remsen, Jr, J V

“…The generic classification of the Trochilidae is unusually complicated because early authors, faced with a deluge of specimens with little or no data, often…”
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Changes over 26 Years in the Avifauna of the Bogotá Region, Colombia: Has Climate Change Become Important? by Stiles, F. Gary, Rosselli, Loreta, De La Zerda, Susana

“…High Neotropical mountains are among the most threatened ecosystems by climate change and this problem could be accentuated in cities where temperatures are…”
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Classification of the Polytminae (Aves: Trochilidae) by Remsen, Jr, J V, Stiles, F Gary, Mcguire, Jimmy A

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Phylogenetic relationships of the Mangrove Hummingbird, “Amazilia” boucardi (Apodiformes: Trochilidae) of Costa Rica by Albertazzi, Federico J., Alvarado, Ghisselle, Stiles, F. Gary

“…Introduction: A recent revision of the generic classification of the Trochilidae based on DNA sequences revealed many inconsistencies with the current generic…”
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The evolution of sexually dimorphic traits in ecological gradients: an interplay between natural and sexual selection in hummingbirds by Beltrán, Diego F, Araya-Salas, Marcelo, Parra, Juan L, Stiles, F Gary, Rico-Guevara, Alejandro

“…Traits that exhibit differences between the sexes have been of special interest in the study of phenotypic evolution. Classic hypotheses explain sexually…”
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The generic nomenclature of the emeralds, Trochilini (Apodiformes: Trochilidae): two replacement generic names required by Bruce, Murray D, Stiles, F Gary

“…Many genus-level changes to the classification of Trochilini were enacted in Stiles et al. (2017b). We have since found that two further genera therein emended…”
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Of Hummingbirds and Helicopters: Hovering Costs, Competitive Ability, and Foraging Strategies by Altshuler, Douglas L., Stiles, F. Gary, Dudley, Robert

“…Wing morphology and flight kinematics profoundly influence foraging costs and the overall behavioral ecology of hummingbirds. By analogy with helicopters,…”
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Wetland habitats of the Sabana de Bogotá Andean Highland Plateau and their birds by Rosselli, Loreta, Stiles, F. Gary

“…ABSTRACT The Sabana de Bogotá highland plateau is located in the eastern Andes wetland complex of Colombia, a biogeographically important and highly degraded…”
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Behavioral, Ecological and Morphological Correlates of Foraging for Arthropods by the Hummingbirds of a Tropical Wet Forest by Stiles, F. Gary

“…This paper seeks to clarify the ecological and evolutionary impacts of foraging for arthropods vs. nectar in hummingbirds, using data on morphology, sites, and…”
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Frugivory and seed dispersal Oenocarpus bataua palm (Arecaceae) in a forest from the Colombian Andes by Rojas-Robles, Rosario, Stiles, F Gary, Muñoz-Saba, Yaneth

“…Seed dispersal is a key process that determines the spatial structure and dynamics of populations of plants, establishes the potential area of recruitment and…”
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Analysis of a supra-annual cycle: reproductive phenology of the palm Oenocarpus bataua in a forest of the Colombian Andes by Rojas-Robles, Rosario, Stiles, F. Gary

“…During a 4-y study of the palm Oenocarpus bataua, 368 reproductive structures on 102 palms were monitored. A reproductive structure required nearly 2 y for…”
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Geographic variation and phylogenetic relationships of Myiopagis olallai (Aves: Passeriformes; Tyrannidae), with the description of two new taxa from the Northern Andes by Cuervo, Andrés M, Stiles, F Gary, Lentino, Miguel, Brumfield, Robb T, Derryberry, Elizabeth P

“…Geographic variation in vocalizations, morphology and plumage patterns in New World flycatchers is little understood, particularly in rare species with…”
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IN MEMORIAM: ALEXANDER F. SKUTCH, 1904–2004 by Stiles, F. Gary

“…Stilles looks at the life and works of Alexander F. Skutch (1904-2004), ornithology's last of its great field naturalists. His stream of publications on the…”
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Ecology, Flowering Phenology, and Hummingbird Pollination of Some Costa Rican Heliconia Species by Stiles, F. Gary

“…Nine hummingbird-pollinated species of Heliconia occur together at Finca La Selva, in the wet Caribbean lowlands of Costa Rica. In forest habitats, Heliconia…”
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