Results 41 to 50 of about 1,171,297 (163)

Carcass persistence and detectability : reducing the uncertainty surrounding wildlife-vehicle collision surveys [PDF]

open access: yes, 2016
Carcass persistence time and detectability are two main sources of uncertainty on roadkill surveys. In this study, we evaluate the influence of these uncertainties on roadkill surveys and estimates.
A Amaral   +77 more
core   +5 more sources

Effects of severe floods and droughts on wildlife of the Pantanal wetland (Brazil) - a review [PDF]

open access: yes, 2012
Flooding throughout the Pantanal is seasonal. The complex vegetative cover and high seasonal productivity support a diverse and abundant fauna. A gradient in flood level supports a range of major habitats in a complex mosaic with annual seasonality.
Alho, Cleber José Rodrigues   +1 more
core   +2 more sources

Evaluación de la efectividad de las trampas de tipo “walk-in” para capturar una rapaz neotropical, el Chimango (Milvago chimango), en diferentes ambientes [PDF]

open access: yes, 2017
En muchos estudios sobre aves rapaces se requiere la captura de los individuos y la selección de la técnica de trampeo más efectiva puede ser crucial para alcanzar los objetivos del estudio.
Sarasola, José Hernán   +1 more
core  

Histological analysis of the tongue, esophagus and crop of Southern Carcará (Polyborus plancus)

open access: yes, 2021
The Southern Caracara is a bird of prey, of the family Falconidae, inhabits all the Brazilian territory, they are omnivorous birds adapted for hunting.
V. Franzo   +8 more
semanticscholar   +1 more source

Records of the Crowned Eagle (Urubitinga coronata) in Moxos plains of Bolivia and observations about breeding behavior [PDF]

open access: yes, 2012
The Crowned Eagle (Urubitinga coronata, Accipitridae) is a globally endangered raptor, endemic to central and southern South America. Little is known about this species in Bolivia and no nesting or prey data have been reported for the country until now ...
Berkunsky, Igor   +6 more
core  

Activity patterns of the vulnerable guiña (Leopardus guigna) and its main prey in the Valdivian rainforest of southern Chile [PDF]

open access: yes, 2017
The guiña (Leopardus guigna) is a small felid found primarily in temperate mixed forests of southern Andean and coastal ranges in Chile and Argentina. It is considered a vulnerable species, and is one of the least studied felids in the world.
Caro, Jesús   +3 more
core   +1 more source

Indirect effects of fast‐growing urban development on wildlife in a coastal protected area of Costa Rica

open access: yesThe Journal of Wildlife Management, Volume 90, Issue 3, April 2026.
We studied the effects of urban growth on wildlife near Parque Nacional Marino las Baulas, Costa Rica. Since 1991, buildings increased 1007%, mainly in the buffer zone. We identified eight native species extracting garbage from containers, with raccoons (Procyon lotor) comprising most detections (84%), and four other species being potential sea turtle ...
Keilor E. Cordero‐Umaña   +6 more
wiley   +1 more source

Birds, Ilha Grande, state of Rio de Janeiro, Southeastern Brazil [PDF]

open access: yes, 2009
We provide a list of bird species from our primary surveys and secondary data for an island (Ilha Grande) insoutheastern Brazil. The information derives mainly from primary data collected since 1995, particularly in the oceanicside of the island.
Alves, M. A. S., Vecchi, M. B.
core  

Movements of a juvenile Crowned Eagle (Harpyhaliaetus coronatus) tracked by satellite telemetry in central Argentina [PDF]

open access: yes, 2014
[Background] A juvenile Crowned Eagle was tagged at its nest with a satellite transmitter. The Crowned Eagle (Harpyhaliaetus coronatus) is one of the most unknown raptor species from the American continent.
Bechard, Marc J.   +3 more
core   +1 more source

Biological corridors are crucial habitat features that boost biodiversity in agroecological systems of Argentina

open access: yesEcological Solutions and Evidence, Volume 7, Issue 1, January–March 2026.
Our work shows for the first time in the region that biological corridors increase biodiversity and promote interactions between different components of the production system, using a methodology never before used in Argentina such as the Griffon index.
Paula Taraborelli   +4 more
wiley   +1 more source

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