Results 81 to 90 of about 6,068 (207)

Along the Silenced Footsteps of Latin American Pastoralists: From Mexico to Argentina, a Journey Through Pastoral Systems in Latin America

open access: yesThe Journal of Latin American and Caribbean Anthropology, Volume 31, Issue 1, March 2026.
ABSTRACT Pastoralism worldwide faces a complex landscape of increased pressures and exclusion. Beyond ecological and economic challenges, pastoralists suffer eroding cultural identity, limited generational renewal, and political marginalization. Yet pastoral livelihoods are increasingly recognized as stewards of sustainable futures and amongst the best
Greta Semplici, Pablo Manzano
wiley   +1 more source

A Review of Infectious and Non‐Infectious Causes of Pregnancy Loss in Goats

open access: yesReproduction in Domestic Animals, Volume 61, Issue 3, March 2026.
ABSTRACT Goats play a vital role in global agriculture, particularly in developing regions, and are increasingly kept as companion animals. Given their economic and social importance, pregnancy losses in goats represent a substantial challenge, leading to considerable economic losses and raising concerns about animal welfare and public health, as some ...
Friederike Maria Kaus   +4 more
wiley   +1 more source

Risk based testing for Mycobacterium bovis following a clinical case in a zoological garden

open access: yes, 2013
This document is the version of a published work that appeared in final form in Journal of Zoo and Aquarium Research. To access the final edited and published work see http://dx.doi.org/10.19227/jzar.v2i1.62Mycobacterium bovis is a strictly controlled ...
Beeston, David   +4 more
core   +1 more source

Bordos and Boundaries: Sustainable Agriculture in the High Altitude Deserts of Northwest Argentina, AD 850-1532 [PDF]

open access: yes, 2014
Bordos were essential for the long-term sustainability of agriculture in the high altitude desert of Antofagasta de la Sierra in Northwest Argentina during the Late (AD 850 – 1480) and Inca Period (AD 1480 – 1532).
Lane, Kevin John   +2 more
core   +1 more source

Avian influenza overview December 2025–February 2026

open access: yesEFSA Journal, Volume 24, Issue 3, March 2026.
Abstract Between 29 November 2025 and 27 February 2026, 2514 highly pathogenic avian influenza (HPAI) A(H5) virus detections were reported in domestic (406) and wild (2108) birds in 32 countries in Europe. Albeit still at high levels after the peak was reached at the beginning of the current reporting period, the weekly number of detections has since ...
European Food Safety Authority (EFSA)   +16 more
wiley   +1 more source

New Data on Pleistocene Faunal Exploitation at Piedra Museo (Central Plateau of Santa Cruz Province, Argentina) [PDF]

open access: yes, 2012
Fil: Marchionni, Laura. División Arqueología. Facultad de Ciencias Naturales y Museo. Universidad Nacional de La Plata; ArgentinaFil: Vázquez, Martín. Museo del Fin del Mundo.
Marchionni, Laura, Vázquez, Martín
core  

Innervation and immunohistochemical characteristics of epididymis in alpaca camelid (Vicugna pacos) [PDF]

open access: yes, 2013
Alpacas (Vicugna pacos) are domesticated camelids indigenous to south America and recently also bred in Europe and Italy for their high quality wool. There is little data available regarding the innervation of the male reproductive tract of this species.
ALI', SABRINA   +6 more
core   +2 more sources

Advances in the Development of Lipid Nanoparticles for mRNA Delivery

open access: yesSmall Structures, Volume 7, Issue 2, February 2026.
This review provides an integrated overview of mRNA–lipid nanoparticle (LNP) design, including lipid composition, scalable manufacturing, and structure–activity relationships. We highlight strategies for targeted delivery, physicochemical tuning, and high‐throughput screening such as DNA barcoding.
Xing Wang   +6 more
wiley   +1 more source

The Signs of Maize? A Reconsideration of What δ13C Values Say about Palaeodiet in the Andean Region [PDF]

open access: yes, 2012
Palaeodietary isotope studies have long assumed C_4 signals in South American archaeological populations to be due to the consumption of maize (Zea mays), which in turn, underlie interpretations important social processes.
Beresford-Jones, DG   +3 more
core  

Challenges and opportunities in mitigating sarcoptic mange in wild South American camelids

open access: yesThe Journal of Wildlife Management, Volume 90, Issue 1, January 2026.
Wild South American camelids—vicuña and guanaco—face threats from sarcoptic mange, a contagious skin disease linked to severe population declines. Despite its impact, major gaps remain in understanding disease dynamics. This review summarizes current knowledge, identifies key data and management gaps, and outlines urgent actions for effective ...
Alynn M. Martin   +13 more
wiley   +1 more source

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