Results 61 to 70 of about 155,533 (231)

Las áreas silvestres protegidas del estado como zonas de conservación de la naturaleza: El Parque Nacional Torres del Paine, Región de Magallanes y de la Antártica Chilena [PDF]

open access: yes, 2015
El presente trabajo es una breve descripción del Parque Nacional Torres del Paine, un área protegida localizada en el sur de Chile, que se caracteriza por la presencia de paisajes montañosos de origen glaciar, con una serie de lagos, lagunas, y ríos, los

core  

Distribution, scale, and drivers of mass mortality events in Europe's freshwater bivalves

open access: yesConservation Biology, EarlyView.
Abstract Mass mortality events (MMEs) are decimating populations and compromising key ecosystem functions around the globe. One taxon particularly vulnerable to MMEs is freshwater bivalve mollusks. This group has important ecosystem engineering capacities and includes highly threatened and highly invasive taxa.
Daniel A. Cossey   +39 more
wiley   +1 more source

Diagnóstico jurídico sobre el decomiso y manejo postdecomiso de fauna silvestre en el departamento del Chocó [PDF]

open access: yes, 2011
En este artículo se presenta un estudio de carácter descriptivo sobre los decomisos y el manejo postdecomiso de fauna silvestre en el departamento del Chocó utilizado como corredor para el tráfico y comercialización ilegal; se analizan, a partir del ...
2011-12-31   +3 more
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Chrysoperla externa (Neuroptera: Chrysopidae) as a Potential Biological Control Agent of Raoiella indica (Acari: Tenuipalpidae)

open access: yesEntomologia Experimentalis et Applicata, EarlyView.
First and third instar Chrysoperla externa showed efficient predatory capacity at low R. indica density, but second instar C. externa exhibits a density‐dependent predatory ability. The lacewing C. externa shows promise as a biocontrol agent for R. indica in coconut because it consumed 8362 R. indica females across all its larval instars.
Luis O. Viteri   +6 more
wiley   +1 more source

Carnívoros invasores en Patagonia: Definiendo prioridades para su manejo usando el visón americano (Neovison vison) como caso de estudio [PDF]

open access: yes, 2014
El visón Americano es una especie introducida con una amplia distribución en Patagonia y por su comportamiento de forrajeo es el carnívoro invasor con el mayor potencial para afectar a la biodiversidad en la región. La información disponible acerca de la
Fasola, Laura   +1 more
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A case of silent invasion : citizen science confirms the presence of Harmonia axyridis (Coleoptera, Coccinellidae) in Central America [PDF]

open access: yes, 2019
Harmonia axyridis (Coleoptera, Coccinellidae) is a globally invasive ladybird. It has been intentionally introduced in many countries as a biological control agent, whereas it has been unintentionally released in many others.
Haelewaters, Danny, Hiller, Thomas
core   +1 more source

Fluctuating asymmetry in spider‐hunting wasps as a possible indicator of stress in Brazilian Atlantic Forest landscapes Assimetria flutuante em vespas caçadoras de aranhas como possível indicador de estresse em paisagens da Mata Atlântica brasileira

open access: yesEcological Entomology, EarlyView.
Agricultural cover was positively associated with fluctuating asymmetry in Trypoxylon opacum, suggesting a possible increase in developmental instability in intensively managed landscapes. Wing size was positively related to forest cover and negatively related to agricultural cover, indicating that forested landscapes may promote larger body size ...
Luana Vieira Carlin dos Santos   +3 more
wiley   +1 more source

Propuesta de Plan de manejo de área protegida "Cerro Chile" ubicado en el Municipio del El Coral, Chontales 2014 [PDF]

open access: yes, 2014
Las áreas protegidas son espacios creados por la sociedad en su conjunto, articulando esfuerzos que garanticen la vida en condiciones de bienestar, es decir la conservación de la biodiversidad así como el mantenimiento de los procesos ecológicos ...
Díaz López, Douglisa Poala   +1 more
core  

Leptodactylus syphax [PDF]

open access: yes, 2010
Number of Pages: 9Integrative BiologyGeological ...
de Sá, Rafael O.   +2 more
core   +1 more source

In the Danger Zone: Wrens Respond More Strongly to Experimentally Simulated Predators Near Their Nest

open access: yesEthology, EarlyView.
(A) A ferruginous pygmy‐owl (Glaucidium brasilianum) photo and 3D model. (B) A chestnut‐capped warbler (Basileuterus delattrii) photo and 3D model for control treatment. (C) A ferruginous pygmy owl call spectrogram. (D) A chestnut‐capped warbler song spectrogram.
Natalie V. Sánchez, Daniel J. Mennill
wiley   +1 more source

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