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dc.provenanceCONICET-
dc.creatorGorosito, Cristian Andrés-
dc.creatorGonda, Héctor Eduardo-
dc.creatorCueto, Víctor-
dc.date2018-08-21T17:44:16Z-
dc.date2018-08-21T17:44:16Z-
dc.date2016-12-
dc.date2018-08-21T12:55:57Z-
dc.date.accessioned2019-04-29T15:34:19Z-
dc.date.available2019-04-29T15:34:19Z-
dc.date.issued2016-12-
dc.identifierGorosito, Cristian Andrés; Gonda, Héctor Eduardo; Cueto, Víctor; Beak deformities in north Patagonian birds; Neotropical Ornithological Society; Ornitología Neotropical; 27; 12-2016; 289-295-
dc.identifier1075-4377-
dc.identifierhttp://hdl.handle.net/11336/56350-
dc.identifierCONICET Digital-
dc.identifierCONICET-
dc.identifier.urihttp://rodna.bn.gov.ar:8080/jspui/handle/bnmm/296824-
dc.descriptionWithin the last decade, many individuals of several bird species with abnormal and strange beaks deformations<br />have been reported from Alaska, United States, and from United Kingdom and Ireland. Different forms of beak<br />deformities were observed, but the causes of these abnormalities are unknown. We report beak deformities in two<br />species of birds in northwestern Patagonia, Argentina: Austral Thrush (Turdus falcklandii) and Patagonian Mockingbird<br />(Mimus patagonicus). Between 2013 and 2016, we captured individuals of White‐crested Elaenia (Elaenia albiceps, N<br />= 305), Rufous‐collared Sparrow (Zonotrichia capensis, N = 119), Austral Thrush (N = 100), Black‐chinned Siskin (Spinus<br />barbata, N = 64), Patagonian Sierra‐Finch (Phrygilus patagonicus, N = 48) and Gray‐hooded Sierra‐Finch (Phrygilus<br />gayi, N = 40) in surroundings of Esquel city, located in western Patagonia, Chubut province, and quantified the prevalence<br />of beak deformities. Only adult Austral Thrushes (5 out of 78; 6.41%) showed abnormal beaks. Neither juvenile<br />thrushes (N = 22) nor the other five species showed beak deformations. Austral Thrushes with beak deformations<br />were also observed and photographed (but not captured) in other areas around the city. We also photographed one<br />Patagonian Mockingbird with an abnormal beak near Las Plumas Village, Chubut province. Beak deformities varied<br />from light to severe, and also in their form. Most of them were characterized by an elongated and often decurved<br />upper mandible, producing an overbite; in other individuals both mandibles were elongated and sometimes crossed<br />or had a pronounced gap. Most affected birds showed signs of improper preening, and one of them was malnourished.<br />All of these characteristics are similar to those described for birds affected by avian keratin disorder in North<br />America. Further research is needed to detect potential presence of other species with beak deformities in Patagonia,<br />to find out possible causes of such deformities, and to determine whether these anomalies are associated with natural<br />habitats or urban environments.-
dc.descriptionFil: Gorosito, Cristian Andrés. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Patagonia Norte. Centro de Investigación Esquel de Montaña y Estepa Patagóica. Universidad Nacional de la Patagonia "San Juan Bosco". Facultad de Ciencias Naturales - Sede Esquel. Centro de Investigación Esquel de Montaña y Estepa Patagónica; Argentina-
dc.descriptionFil: Gonda, Héctor Eduardo. Centro de Investigación y Extensión Forestal Andino Patagónico; Argentina. Universidad Nacional de la Patagonia "san Juan Bosco". Facultad de Ingeniería - Sede Esquel; Argentina-
dc.descriptionFil: Cueto, Víctor. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Patagonia Norte. Centro de Investigación Esquel de Montaña y Estepa Patagóica. Universidad Nacional de la Patagonia "San Juan Bosco". Facultad de Ciencias Naturales - Sede Esquel. Centro de Investigación Esquel de Montaña y Estepa Patagónica; Argentina-
dc.formatapplication/pdf-
dc.formatapplication/pdf-
dc.formatapplication/pdf-
dc.languageeng-
dc.publisherNeotropical Ornithological Society-
dc.relationinfo:eu-repo/semantics/altIdentifier/url/http://journals.sfu.ca/ornneo/index.php/ornneo/article/view/181-
dc.rightsinfo:eu-repo/semantics/openAccess-
dc.rightshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/-
dc.sourcereponame:CONICET Digital (CONICET)-
dc.sourceinstname:Consejo Nacional de Investigaciones Científicas y Técnicas-
dc.sourceinstacron:CONICET-
dc.source.urihttp://hdl.handle.net/11336/56350-
dc.subjectAVES-
dc.subjectMORFOLOGIA-
dc.subjectOtras Ciencias Biológicas-
dc.subjectCiencias Biológicas-
dc.subjectCIENCIAS NATURALES Y EXACTAS-
dc.titleBeak deformities in north Patagonian birds-
dc.typeinfo:eu-repo/semantics/article-
dc.typeinfo:eu-repo/semantics/publishedVersion-
dc.typeinfo:ar-repo/semantics/articulo-
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