Détail de l'auteur
Documents disponibles écrits par cet auteur (17)
Ajouter le résultat dans votre panier Affiner la recherche
Article
Juan I. Areta, Auteur ; María Juliana Benítez Saldívar, AuteurThe Black-headed Antthrush (Formicarius nigricapillus) inhabits humid to dry Neotropical forests with two allopatric subspecies: nominotypic nigricapillus in Costa Rica and Panama, and destructus in Colombia and Ecuador. Here we provide vocal, m[...]
Article
Christopher J. Clark, Auteur ; Juan I. Areta, Auteur ; Jorge Quiroga, Auteur
Article
Daniel Muñoz, Auteur ; Juan I. Areta, Auteur ; Violeta Gómez-Serrano, Auteur ; Thomas E. Martin, Auteur
Article
Fabricio C. Gorleri, Auteur ; Emilio A. Jordan, Auteur ; Ignacio Roesler, Auteur ; Diego Monteleone, Auteur ; Juan I. Areta, AuteurCitizen science data are increasingly used for biodiversity monitoring. However, concerns are often raised over the accuracy of species identifications in citizen science databases, as data are collected mostly by non-professionals. Misidentific[...]
Article
Juan I. Areta, Auteur ; Diego L. Monteleone, AuteurThe Scytalopus superciliaris complex consists of three recognized taxa: the Zimmer´s Tapaculo Scytalopus zimmeri in Bolivia and Argentina, and the Argentina endemic White-browed Tapaculo S. superciliaris with subspecies superciliaris and santaba[...]
Article
Fabricio C. Gorleri, Auteur ; Juan I. Areta, AuteurCitizen science initiatives contain a large volume of observations that can be useful to address ecological questions for a wide array of organisms. However, one limitation of citizen science data is the potential for species misidentification. [...]
Article
Emiliano A. Depino, Auteur ; Juan I. Areta, AuteurTerritoriality is a widespread behavioral phenomenon that functions for partitioning space and defending resources. Birds tend to defend territories against homospecific individuals through long-distance acoustic signals, but some species also e[...]
Article
Juan I. Areta, Auteur ; Emiliano A. Depino, Auteur ; Sergio A. Salvador, Auteur ; Steven W. Cardiff, Auteur ; Kevin Epperly, Auteur ; Ingrid Holzmann, AuteurThe genus Rhynchospiza comprises two species, the monotypic Tumbes Sparrow (R. stolzmanni) and the Stripe-crowned Sparrow (R. strigiceps) with subspecies strigiceps and dabbenei. In the study reported here we evaluated the taxonomic status of th[...]
Article
Juan I. Areta, Auteur ; Matias A. Juhant, AuteurThe migratory Rufous-thighed Kite Harpagus diodon is widely distributed in South America, and a recent spatiotemporal analysis of its distribution that was largely based on citizen science data concluded that it breeds (almost) exclusively in th[...]
Article
Emiliano A. Depino, Auteur ; Juan I. Areta, AuteurEcological segregation and interspecific territoriality can reduce exploitative competition in morphologically and ecologically very similar species allowing their coexistence. We studied habitat use and features, ecomorphology and homo- and het[...]
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
Jeferson Vizentin-Bugoni, Auteur ; Juan I. Areta, Auteur ; Alejandro G. Di Giacomo, Auteur ; Adrian S. Di Giacomo, Auteur ; Fernando Jacobs, Auteur ; Marco A. Afonso Coimbra, Auteur ; Rafael A. Dias, AuteurThe Marsh Seedeater Sporophila palustris is one of the most endangered and least known of the capuchino seedeaters. Breeding populations are patchy, occurring in north-east Argentina, southern Brazil, and Uruguay. We present data on the breeding[...]
Article
Kristina Cockle, Auteur ; Gabriel Capuzzi, Auteur ; Alejandro Bodrati, Auteur ; Rob Clay, Auteur ; Hugo del Castillo, Auteur ; Myriam Velazquez, Auteur ; Juan I. Areta, Auteur ; Nestor Farina, Auteur ; Rodrigo Farina, AuteurVinaceous Amazons (Amazona vinacea) are endemic to the Atlantic forest of southeastern Brazil, eastern Paraguay, and the province of Misiones in Argentina. We searched for Vinaceous Amazons throughout the western part of its range in Argentina a[...]
Article
Matias A. Juhant, Auteur ; Juan I. Areta, AuteurMississippi Kites (Ictinia mississippiensis) are trans-equatorial, long-distance migrants that breed in North America and overwinter in South America. Information about their migration routes and winter distribution in the Neotropics is mostly a[...]
Article
Entre Rios Seedeaters (Sporophila zelichi), also called Zelich's Seedeaters, White-collared Seedeaters, and Narosky's Seedeaters, are one of the rarest birds in the Neotropics. However, doubts have been raised about the validity of this species.[...]
Article
Alina M. Niklison, Auteur ; Juan I. Areta, Auteur ; Román A. Ruggera, Auteur ; Karie L. Decker, Auteur ; Carlos Bosque, Auteur ; Thomas E. Martin, Auteur
Article
Juan I. Areta, Auteur ; Kristina L. Cockle, AuteurWorldwide, populations of a diverse array of bamboo-specialist birds must respond to the life cycles of typical woody bamboos, which include a long vegetative phase, a short period in sexual reproduction (seeding), and a short period dead. While[...]
