Results 21 to 30 of about 150 (61)

Effects of management practices on water yield in small headwater catchments at Cordillera de los Andes in southern Chile [PDF]

open access: yes, 2009
In several parts of the world, drinking water is obtained from springs in natural and managed mountainous forests. Since forests regulate quality as well as quantity of water, the effects of forest-management activities on water yield are an important ...
Godoy, Roberto   +3 more
core  

Telmatobius solitarius n. sp.: A New Rare Telmatobiid Frog from the Highland Patagonian Territories (Rio Negro, Argentina) [PDF]

open access: yes, 2020
Telmatobius solitarius, a new rare species from the ancient volcanic tableland of Southern Pilcaniyeu (Rio Negro, Argentina), is described. Its general relationships with the recently discovered Telmatobius praebasalticus and T.
Cei, José Miguel Alfredo María
core   +2 more sources

Aboveground nutrient cycling in temperate forest ecosystems of southern Chile [PDF]

open access: yes, 2009
Forest ecosystems have important ecological, economic, and social values, but are subject to varying ecosystem pressures, including enhanced atmospheric nitrogen deposition.
Almonacid, Leonardo   +4 more
core   +1 more source

The Patagonian Herpetofauna [PDF]

open access: yes, 2020
The word Patagonia is derived from the term “Patagones,” meaning big-legged men, applied to the tall Tehuelche Indians of southernmost South America by Ferdinand Magellan in 1520.
Cei, José Miguel Alfredo María   +1 more
core   +2 more sources

Comparative analyses of extinction risk in vertebrates

open access: yes, 2009
Measures of current extinction risk imply that a high proportion of the world’s species are threatened with global extinction in the near future, stressing the need for thorough understanding of extinction processes.
Fritz, Susanne, Fritz, Susanne
core   +1 more source

OBSERVACIONES SOBRE HISTORIA NATURAL DE UNA LARVA DE SAPO HERMOSO, Telmatobufo venustus (PHILIPPI, 1899) (ANURA: CALYPTOCEPHALELLIDAE)

open access: yesRevista Latinoamericana de Herpetología
Se encontró una larva de sapo hermoso Telmatobufo venustus, desplazándose contra la corriente de un río usando su disco oral como ventosa. Esta conducta no ha sido reportada en el género Telmatobufo, pero muestra similitudes morfológicas y conductuales con otros renacuajos con conductas suctoriales y que se desarrollan en sistemas lóticos. Es necesario
Alejandro Piñeiro Gonzalez   +3 more
openaire   +1 more source

Amphibia, Anura, Calyptocephalellidae, Telmatobufo bullocki Schmidt, 1952: Distribution extension, habitat use and geographic distribution map

open access: yesCheck List, 2010
We report a new locality for Telmatobufo bullocki, a critically endangered amphibian endemic of Chile. This newlocation, Los Queules National Reserve, has high relevance on the conservation of this species because is the only knownpopulation in a ...
Donoso, D. S.   +4 more
doaj  

Relaciones filogenéticas de los leptodactílidos chilenos (amphibia, anura): una aproximación molecular basada en los genes mitocondriales 12s y 16s [PDF]

open access: yes, 2006
La mayoría de los anfibios chilenos pertenece a la subfamilia Telmatobiinae (Anura, Leptodactylidae), la cual está constituida por 12 géneros que se distribuyen principalmente en el suroeste de Sudamérica y la cordillera de los Andes.
Correa Quezada, Claudio Luis
core  

La batracofauna chilena: muestra de procesos evolutivos [PDF]

open access: yes, 1959
En estos últimos años la batracofauna chilena, por los trabajos de especialistas chilenos y de otros países, ha seguido aclarando su composición y significado, aumentando su interés por sus ejemplos notables de procesos evolutivos y de especiación activa.
Cei, José Miguel Alfredo María
core   +5 more sources

Insuetophrynus acarpicus Barrio, 1970 (Anura: Rhinodermatidae): new distribution record at the edge of the Valdivian coastal range, southern Chile [PDF]

open access: yes, 2017
We report a new locality record for the Mehuín Green Frog, Insuetophrynus acarpicus Barrio, 1970, a Critically Endangered species from southern Chile.
Fenolio, Dante   +3 more
core   +2 more sources

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