Results 21 to 30 of about 288 (114)

Diversidad florística arbórea y su relación con el suelo en un bosque pluvial tropical del chocó biogeográfico [PDF]

open access: yesRevista Árvore, 2014
El objetivo del presente estudio fue determinar la composición y diversidad florística arbórea a escala local en un bosque del Chocó biogeográfico, una de las regiones más lluviosas del mundo, y su relación con las características del sitio. Se emplearon
Harley Quinto Mosquera   +1 more
doaj   +3 more sources

Guía para el modelo de distribución de especies por Máxima Entropía, estudio de caso de la “lora nuca amarilla” Amazona auropalliata en El Salvador

open access: yesRevista Minerva, 2021
Esta contribución pretende facilitar una guía para el análisis e interpretación de información modelada con MaxEnt, incluyendo los elementos centrales de calidad para generar resultados robustos de gran utilidad para la conservación y gestión de la ...
Carlos Giovanni Rivera   +3 more
doaj   +1 more source

Integrating fossil data in ecological niche models to improve predictions of future habitat of Caribbean corals

open access: yesConservation Biology, EarlyView.
Abstract Ecological niche models (ENMs) are used to assess the abiotic preferences of species by linking their occurrences to the environmental conditions in which they live. We developed a fossil‐informed ENM framework that integrates mid‐Holocene and modern occurrences to test niche stability and reconstruct abiotic niche characteristics for four ...
Claire. M. Williams   +3 more
wiley   +1 more source

Redução de incertezas em análise de vulnerabilidade às mudanças climáticas para Dicksonia sellowiana

open access: yesPesquisa Florestal Brasileira, 2013
Este estudo teve por objetivo estabelecer predições do impacto das mudanças climáticas em cenários futuros sobre Dicksonia sellowiana (Pres.) Hook, por meio de modelos de distribuição de espécies e uso de técnicas que diminuam o grau de incerteza nesse ...
Marcelo Brilhante de Medeiros   +3 more
doaj   +3 more sources

Nicho trófico y bioclimático de dos especies andinas cercanamente emparentadas de Liolaemus (Squamata, Liolaemidae) en el sur del Perú

open access: yesRevista Peruana de Biología
En el presente estudio, los nichos trófico y bioclimático de Liolaemus annectens y L. etheridgei son evaluados. Ambas especies se distribuyen en la región andina del sur del Perú.
Cinthya Y. Salas-Ybañez   +4 more
doaj   +1 more source

Áreas idóneas con potencial para la producción de semillas de Pinus chihuahuana Engelm. y Pinus leiophylla Schltdl. & Cham. en México

open access: yesBotan‪ical Sciences, 2020
Antecedentes: El modelado de nicho ecológico es una herramienta utilizada para delimitar y estimar las áreas de distribución de una especie y representarlas en forma de mapa.
Gyorgy Eduardo Manzanilla-Quijada   +4 more
doaj   +1 more source

Uncovering correlates of decline and critical refuges for a threatened terrestrial mammal

open access: yesConservation Biology, Volume 40, Issue 4, August 2026.
Abstract Globally, the geographic ranges of numerous species are contracting. Identifying spatiotemporal patterns of threat impact can illuminate why species decline in some parts of their range but persist in others. We developed a correlative approach to identify species’ response thresholds and locate ecological refuge areas associated with ...
Natalya M. Maitz   +5 more
wiley   +1 more source

A capoeira: nicho ecológico para repensar a concepção de jogo-educação

open access: yesLicere, 2007
RESUMO: A capoeira é apresentada como a possibilidade para o exercício lúdico, a expressão humana, o movimentar-se, o prazer, a dança, a musicalidade, a brincadeira, a improvisação, o ritmo da corporeidade, a festa, a luta da vida, enfim como o nicho ...
Tânia Mara Vieira Sampaio   +1 more
doaj   +1 more source

Hummingbird interaction niche packing is influenced by species richness and resource availability in the southern tropical Andes

open access: yesFunctional Ecology, Volume 40, Issue 7, Page 2275-2285, July 2026.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Niche partitioning is often considered an important mechanism promoting species co‐occurrence in species‐rich communities. As species richness increases, niche partitioning may lead to different niche structures, including increased packing of species niches when the ...
Bryan G. Rojas   +3 more
wiley   +1 more source

From pollen provision to pollinator: Species‐specific sterol assimilation by wild bees in urban landscapes

open access: yesFunctional Ecology, Volume 40, Issue 6, Page 1906-1920, June 2026.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Human‐driven landscape change, particularly urbanization, is reshaping pollinator communities, yet the functional traits that mediate species persistence remain poorly understood. Dietary specialization is commonly used to predict species vulnerability.
Yan Yang   +5 more
wiley   +1 more source

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