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Article
Nayron Francês do Nascimento, Auteur ; Tânia Fontes Quaresma, Auteur ; Romina Batista, Auteur ; Alexandre Aleixo, AuteurThe Needle-billed Hermit Phaethornis philippii is a monotypic species of hummingbird, endemic to the humid forests of western and Central Amazonia. It occurs in eastern Peru, northern Bolivia and part of Brazil, south of the Solimões and the Ama[...]
Article
Dnilson Oliveira Ferraz, Auteur ; Larissa Sampaio, Auteur ; Keila de Araújo Lima, Auteur ; Juliana Araripe, Auteur ; Fernando Sequeira, Auteur ; Alexandre Aleixo, Auteur ; Pablo Vieira Cerqueira, Auteur ; Lincoln S. Carneiro, Auteur ; Pericles Sena do Rego, AuteurBirds are the vertebrate group most used in studies that attempts to decipher the events that have molded the diversification of the Amazonian biota. However, inconsistencies related to the existence of polytypic species, associated with the lim[...]
Article
Patrícia Mendonça, Auteur ; Cleyssian Dias, Auteur ; Alexandre Aleixo, Auteur ; Lincoln Silva Carneiro, Auteur ; Juliana Araripe, Auteur ; Péricles Sena do Rêgo, AuteurWe describe the phylogeographic structure of Attila spadiceus, a neotropical bird with 12 recognized subspecies, through the analysis for partial Cytb amplicon region obtained from 11 subspecies. The topology recovered from the analysis indicate[...]
Article
Larissa Sampaio, Auteur ; Dnilson Oliveira Ferraz, Auteur ; Ana Carolina Moreira da Costa, Auteur ; Alexandre Aleixo, Auteur ; Pablo Vieira Cerqueira, Auteur ; Juliana Araripe, Auteur ; Pericles Sena do Rego, AuteurThe present study aimed to confirm the occurrence of a hybridization event between the band-tailed manakin (Pipra fasciicauda) and the crimson-hooded manakin (Pipra aureola), based on the existence of a specimen that presents morphological trait[...]
Article
Erasmo Andrade da Silva, Auteur ; Helder Farias Pereira de Araujo, Auteur ; Alexandre Aleixo, Auteur ; Alexandre Antonelli, Auteur ; Alexandre M. Fernandes, AuteurSeveral studies have shown that climatic change has been accelerating due to human activities, leading to dramatic effects on biodiversity. Modeling studies describe how species have reacted in the past to climatic change, and this information c[...]
Article
Carina Carneiro de Melo Moura, Auteur ; Helder F. P. de Araujo, Auteur ; Alexandre Aleixo, Auteur ; Michael Wink, Auteur ; Alexandre M. Fernandes, AuteurWe conducted a large-scale phylogenetic and biogeographical inference of the Poliptila gnatcatchers and investigated the evolutionary history of two closely related neotropical bird species linked to open habitats, Polioptila dumicola and Poliop[...]
Article
Lucas E. Araújo-Silva, Auteur ; Leonardo S. Miranda, Auteur ; Lincoln Carneiro, Auteur ; Alexandre Aleixo, AuteurDans Ibis (159(4) 2017)Straight-billed Hermit Phaethornis bourcieri inhabits the understorey of upland terra firme forest throughout most of the Amazon basin. Currently, two allopatric taxa regarded as subspecies are recognized: P. b. bourcieri and P. b. major. Howeve[...]
Article
Juan I. Areta, Auteur ; Túlio Dornas, Auteur ; Guy M. Kirwan, Auteur ; Lucas Eduardo Araújo-Silva, Auteur ; Alexandre Aleixo, AuteurAmazonian rivers have been more frequently conceptualised as barriers rather than as habitats for birds with their own ecological and biogeographic histories. However, many river-restricted bird species have differentiated within the formidable [...]
Article
Sergio Henrique Borges, Auteur ; Cintia Cornelius, Auteur ; Camila Ribas, Auteur ; Ricardo Almeida, Auteur ; Edson Guilherme, Auteur ; Alexandre Aleixo, Auteur ; Sidnei Dantas, Auteur ; Marcos Persio dos Santos, Auteur ; Marcelo Moreira, AuteurWhite-sand vegetation (WSV) is a rare vegetation type in the Amazon basin that grows in nutrient impoverished sandy soils that occur as patches of variable size. Associated with this vegetation is bird assemblage that has not yet been fully char[...]
Article
Nargila G. Moura, Auteur ; Alexander C. Lees, Auteur ; Christian B. Andretti, Auteur ; Bradley J. W. Davis, Auteur ; Ricardo R. C. Solar, Auteur ; Alexandre Aleixo, Auteur ; Jos Barlow, Auteur ; Joice Ferreira, Auteur ; Toby A. Gardner, AuteurHabitat loss and degradation is the most pervasive threat to tropical biodiversity worldwide. Amazonia sits at the frontline of efforts to both improve the productivity of tropical agriculture and prevent the loss of biodiversity. To date our un[...]
Article
Alexandre Aleixo, Auteur ; Dilce de Fatima Rossetti, AuteurRecent studies have improved our understanding of Amazonian geological history during the late Tertiary and Quaternary, two periods regarded as critical for the recent diversification of the Amazonian avifauna. The notion that geologically older[...]
Article
Alexandre Aleixo, Auteur ; Fabíola Poletto, Auteur
Article
Joseph A. Tobias, Auteur ; Daniel J. Lebbin, Auteur ; Alexandre Aleixo, Auteur ; Michael J. Andersen, Auteur ; Edson Guilherme, Auteur ; Peter A. Hosner, Auteur ; Nathalie Seddon, Auteur
