Results 11 to 20 of about 295,506 (201)

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

Dietary preferences and feeding strategies of Colombian highland woolly monkeys

open access: yesScientific Reports, 2022
Primates are very selective in the foods they include in their diets with foraging strategies that respond to spatial and temporal changes in resource availability, distribution and quality.
Manuel L. Fonseca   +7 more
doaj   +1 more source

Range expansion for the Critically Endangered poison-dart frog Leucostethus bilsa Vigle et al., 2020 (Amphibia, Dendrobatidae), demonstrating the importance of small forest reserves in the Ecuadorian Chocó [PDF]

open access: yesCheck List
The Ecuadorian Chocó is a global conservation hotspot with high levels of biodiversity and endemism but is threatened by extensive deforestation. Here, we report the discovery of an additional locality for the Critically Endangered poison-dart
S. Holden Jones   +6 more
doaj   +3 more sources

Fruit production needed to maintain populations of woolly monkeys: Recommendations for reintroduction projects

open access: yesGlobal Ecology and Conservation, 2020
Woolly monkeys are threatened and reintroduction projects are an alternative for their conservation. However, there is little quantitative information suggesting the habitat traits needed to sustain populations.
Mónica A. Ramírez, Pablo R. Stevenson
doaj   +1 more source

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

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   +1 more source

Monitoring the variation in the gut microbiota of captive woolly monkeys related to changes in diet during a reintroduction process

open access: yesScientific Reports, 2021
Microbiome is known to play an important role in the health of organisms and different factors such as diet have been associated with modifications in microbial communities.
Camilo Quiroga-González   +5 more
doaj   +1 more source

Aporte del área de influencia del páramo de Belmira (Santa Inés) a la diversidad regional de Pronophilina (Lepidoptera: Satyrinae) del norte de los Andes

open access: yesRevista Mexicana de Biodiversidad, 2017
La diversidad biológica no está uniformemente distribuida en la tierra, existiendo sitios más relevantes en virtud de sus propiedades intrínsecas o de sus contextos evolutivos y/o biogeográficos. Los Andes tropicales son reconocidos a nivel global por su
Carlos Federico Alvarez-Hincapié   +5 more
doaj   +1 more source

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