Results 21 to 30 of about 2,318 (234)

Lek Habitat Selection by Sympatric Manakin Species in Northwestern Ecuador [PDF]

open access: yesEcology and Evolution
Habitat selection plays a fundamental role in determining community structure and species coexistence, although the role played by sexual selection in shaping settlement patterns is less well understood.
Erin Sheehy   +7 more
doaj   +2 more sources

Ethnoecology of the tropical Andes avian indicators of landscape change in highland Ecuador. [PDF]

open access: yesPirineos: Revista de Ecología de Montaña, 2005
[fr] Quatre oiseaux andins nous donnent des raisons pour repenser Vethnoécologie des forêts néotropicales humides, ce qui met en question l'idée de la conservation basée sur les ressources d'eau et la biodiversité seules.
F. O. Sarmiento
doaj   +2 more sources

Genetic diversity and comparative genomics across Leishmania (Viannia) species [PDF]

open access: yesCommunications Biology
Leishmaniasis is an important public health problem worldwide, with a broad spectrum of clinical and epidemiological features partly associated with the diversity and complex life cycle of the Leishmania parasites.
Laura Natalia Gonzalez-Garcia   +15 more
doaj   +2 more sources

Un análisis comparativo del comportamiento diferencial de los glaciares en los Andes Tropicales usando teledetección [PDF]

open access: yesInvestigaciones Geográficas, 2016
En este trabajo de investigación, se analizó el comportamiento de los glaciares de los Andes Tropicales en un clima cambiante; para esto se emplearon imágenes satelitales multiespectrales de diversas fuentes en conjunto con datos meteorológicos.
Atilio Efrain Bica Grondona   +21 more
core   +4 more sources

Functional Traits, Species Diversity and Species Composition of a Neotropical Palm Community Vary in Relation to Forest Age

open access: yesFrontiers in Ecology and Evolution, 2022
Understanding the factors that shape the diversity and composition of biotic communities in natural and human-modified landscapes remains a key issue in ecology. Here, we evaluate how functional traits, species diversity and community composition of palm
Sarah Lueder   +8 more
doaj   +1 more source

Forestación de bosques en sabanas de la altillanura colombiana: relevancia de las condiciones ambientales para el establecimiento de plántulas

open access: yesBiota Colombiana, 2017
Una forma de contrarrestar el cambio climático es la generación de bosques con alta capacidad de almacenamiento de carbono. En este trabajo se reportan los resultados de una iniciativa de reforestación de bosque en sabanas de la rserva Tomogrande.
Pablo R. Stevenson   +3 more
doaj   +5 more sources

Oilbirds disperse large seeds at longer distance than extinct megafauna

open access: yesScientific Reports, 2021
The extinction of megafauna in the Neotropics is thought to have reduced the potential of large seeds to be dispersed over long distances by endozoochory (ingestion by animals), but some seed dispersal systems have not been considered.
Pablo R. Stevenson   +3 more
doaj   +1 more source

The effect of illicit crops on forest cover in Colombia

open access: yesJournal of Land Use Science, 2022
Many armed conflicts worldwide occur in biodiversity hotspots and nearly 50% of those conflicts occur in forested regions. In Colombia, the armed conflict has implied the clearing of large forest tracts for the establishment of illicit crops.
Viviana Quiroga Angel   +2 more
doaj   +1 more source

Primer reporte de Pleurozium quitense (Hylocomiaceae) para la Argentina

open access: yesLilloa, 2023
Se reporta por primera vez para la Argentina a Pleurozium quitense (Hylocomiaceae), una especie endémica de los Andes Tropicales. El presente trabajo incluye una descripción e ilustración de la misma.
María Teresita Colotti   +1 more
doaj   +1 more source

Aspectos ecofisiológicos para la conservación de ecosistemas tropicales contrastantes

open access: yesBotan‪ical Sciences, 1999
La identificación de grupos funcionales permite la evaluación de propiedades tales corno: capacidad de recuperación, regeneración y resistencia a cambios ambientales.
Aura Azócar   +2 more
doaj   +1 more source

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