Results 61 to 70 of about 8,883 (188)

Adverse social determinats and risk for congenital anomalies [PDF]

open access: yes, 2014
INTRODUCCIÓN: Diferentes trabajos han relacionando condiciones sociales adversas a nivel familiar y regional con resultados perinatales (mortalidad neonatal, bajo peso y prematuridad); sin embargo, pocos estudiaron el efecto de la pobreza sobre anomalías
Campaña, Hebe   +8 more
core   +3 more sources

Future Climate Change Threatens the Genetic Diversity and Distribution of Some South American Freshwater Crustaceans of the Genus Aegla

open access: yesAquatic Conservation: Marine and Freshwater Ecosystems, Volume 36, Issue 1, January 2026.
ABSTRACT Climate change significantly threatens biodiversity, particularly in freshwater ecosystems, which host many endemic and threatened species. Among them, aeglids stand out as strictly endemic, ecologically important and highly threatened crustaceans, making them a relevant model for investigating the impacts of climate change on aquatic ...
Gislaine Puli   +4 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
core  

Caenogastropods and heterobranch gastropods from the Hettangian deposits of Luxembourg: palaeobiogeography and Early Jurassic faunal recovery in the western Tethys

open access: yesPapers in Palaeontology, Volume 12, Issue 1, January/February 2026.
Abstract We describe the Hettangian Caenogastropoda and Heterobranchia of the Luxembourg Sandstone Formation, a wedge of clastic sediments deposited along the eastern margin of Paris Basin during the Early Jurassic. Five new genera and 11 new species are erected: Bourguetia bipartita sp. nov., Globularia delsatei sp. nov., Oonia feidtorum sp.
Stefano Monari   +3 more
wiley   +1 more source

Key research questions of global importance for cetacean conservation

open access: yesEndangered Species Research, 2015
Limited resources and increasing environmental concerns have prompted calls to identify the critical questions that most need to be answered to advance conservation, thereby providing an agenda for scientific research priorities.
ECM Parsons   +26 more
doaj   +1 more source

Riqueza específica y patrones de distribución de equinodermos en el Atlántico Sudoccidental entre los 34 y 56°S [PDF]

open access: yes, 2014
El objetivo de este estudio es recopilar y analizar la información histórica disponible sobre equinodermos en el Atlántico Sudoccidental, a fin de elaborar una síntesis del estado de conocimiento actual, identificar patrones de distribución geográfica de
Bremec, Claudia Silvia   +3 more
core   +3 more sources

Patagonian Imaginary Nature: Colonial Narratives in Documentary Films on Subnational Spaces (1920–1955)

open access: yesBulletin of Latin American Research, Volume 45, Issue 1, January 2026.
This study contributes to the ongoing historical examination of ecological and postcolonial questions in Latin America through the lens of new media genre narratives. Early 20th‐century documentary films of Argentine Patagonia institutionalised a natural binary opposition, positioning those challenging colonial power relations based on natural ...
Cielo Zaidenwerg, Mauricio Dimant
wiley   +1 more source

Chloroplast Genome Characterization of Benthamiella Patagonica (Benthamielleae, Solanaceae)

open access: yesEcology and Evolution, Volume 15, Issue 12, December 2025.
This study presents the first complete chloroplast genome (155,570 bp) of Benthamiella patagonica, representing the early‐diverging tribe Benthamielleae within Solanaceae. Comparative genomic analyses revealed high structural similarity with other Solanaceae species, while phylogenetic reconstruction confirmed B.
Abdullah   +6 more
wiley   +1 more source

First Record of an Extinct Marabou Stork in the Neogene of South America [PDF]

open access: yes, 2008
We describe a new large species of marabou stork, Leptoptilus patagonicus(Ciconiiformes, Ciconiidae, Leptoptilini), from the late Miocene Puerto Madryn Formation, Chubut Province, Argentina.
Cladera, Gerardo, Noriega, Jorge Ignacio
core   +1 more source

Biological invasions: a global assessment of geographic distributions, long‐term trends, and data gaps

open access: yesBiological Reviews, Volume 100, Issue 6, Page 2542-2583, December 2025.
ABSTRACT Biological invasions are one of the major drivers of biodiversity decline and have been shown to have far‐reaching consequences for society and the economy. Preventing the introduction and spread of alien species represents the most effective solution to reducing their impacts on nature and human well‐being.
Hanno Seebens   +64 more
wiley   +1 more source

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