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2.157  Articles
1 of 217 pages  |  10  records  |  more records»
A partir de uma perspectiva geográfica são analisados à multiescala fatores qualitativos e componentes que dão especificidade ao clima no deserto de Atacama, o mais seco do mundo, e montanhas e planaltos andinos dos quais dependem as fontes de água, a ocu... see more

Abstract · The Chilean Woodstar (Eulidia yarrellii) is a critically endangered hummingbird of the Atacama desert in northern Chile, with a population estimate of around 320 individuals in 2017. To generate useful information for the design of population-r... see more

The species Helicoperva titicacae is reported for the first time in Chile outside it’s of natural distributional range in Peru. During 2011-2013 adults of this moth were collected in forests of tamarugo (Prosopis tamarugo F. Philippi), located i... see more

Abstract · The Chilean Woodstar (Eulidia yarrellii) is a critically endangered hummingbird of the Atacama desert in northern Chile, with a population estimate of around 320 individuals in 2017. To generate useful information for the design of population-r... see more

A strategy to avoid nest predation by various bird species is the selection of inaccessible sites or sites of actual danger for potential predators. In this sense nesting near a top predator may be an effective strategy to avoid nest predation, if this pr... see more

El artículo estudia la diseminación del objeto técnico “camión” en la puna de Atacama, entre los años 30 y hasta entrados los años 80 del siglo pasado, a partir de un corpus de entrevistas y relatos recogidos en las punas boliviana, chilena y argentina. S... see more

Se analiza el proceso de incorporación de los territorios del desierto de Atacama al Estado chileno, discutiendo la implementación del sistema educacional en el Departamento de El Loa durante las primeras mitad del s. XX. Se propone desde l... see more

Se presentan la metodología y los primeros resultados de un estudio regional del poblamiento prehispánico tardío de la cuenca alta de Azapa en la precordillera de la región de Arica y Parinacota (ca. 3.000 msnm, Chile). El buen estado de conservación de l... see more

The Wallacean shortfall is one of the most important problems regarding our knowledge of where and how to protect biodiversity. Citizen science programs can help fill this shortfall. A new record of the rare thick-head fly Myopa metallica Camras, 1992 is ... see more

1 of 217 pages  |  10  records  |  more records»