Results 71 to 80 of about 11,527 (239)

Cronología y dieta en la costa atlántica pampeana, Argentina [PDF]

open access: yes, 2013
El objetivo de este artículo es evaluar el grado de aprovechamiento de los recursos marinos a lo largo de la historia ocupacional de la región pampeana.
Bonomo, Mariano   +2 more
core   +1 more source

Isótopos Estables de Carbono y Nitrógeno y Cromatografía gaseosa en cerámica arqueológica del Nordeste de la Provincia de Chubut (Patagonia Argentina) [PDF]

open access: yes, 2014
El registro arqueológico del nordeste de la provincia del Chubut (costa marina y valle inferior del río Chubut) señala que el área estuvo ocupada desde por lo menos siete mil años atrás por cazadores recolectores que explotaron la costa, el río y las ...
Constenla, Diana Teresita   +2 more
core   +2 more sources

Meteorización ósea en restos de guanaco y ñandú

open access: yesArqueologia, 2016
La meteorización es una variable ampliamente utilizada en los análisis zooarqueológicos y tafonómicos, dada su utilidad para evaluar la integridad y el contexto de depositación de los materiales arqueológicos. En este artículo presentamos los resultados
María A. Gutiérrez   +4 more
doaj   +1 more source

Gloger's Rule or Historical Conjecture? Tests in Mammals

open access: yesEcology and Evolution, Volume 15, Issue 7, July 2025.
Ecogeographical rules for animal coloration include Gloger's rule, which states that homeotherms are darker at lower latitudes; however, 19th‐century naturalists observed that animals are more colourful in the tropics. We investigated these ideas across the head, torso, legs and tail regions of 2726 species of terrestrial mammals using phylogenetic ...
Natasha Howell, Tim Caro
wiley   +1 more source

Hunting strategies in Fuego-Patagonia [PDF]

open access: yes, 2013
Se discuten las distintas tácticas de caza conocidas en el presente etnográfico en general, e inferidas en el pasado arqueológico, con particular énfasis en los casos de Fuego-Patagonia.
Borrero, Luis Alberto
core   +1 more source

Skin histological structure of South American camel

open access: yesCiencia Veterinaria, 2017
It was described the histological and cytological characteristics of the skin of the guanaco (Lama guanicoe), llama (L. glama), vicuna (V. vicugna) and crosses of guanaco and llama of first generation.
Daniel Vicente Lacolla   +3 more
doaj  

Risk posed by the HPAI virus H5N1, Eurasian lineage goose/Guangdong clade 2.3.4.4b. genotype B3.13, currently circulating in the US

open access: yesEFSA Journal, Volume 23, Issue 7, July 2025.
Abstract The emergence of highly pathogenic avian influenza (HPAI) A(H5N1), clade 2.3.4.4b, genotype B3.13 in U.S. dairy cattle marks a significant shift in the virus' host range and epidemiological profile. Infected cattle typically exhibit mild clinical signs, such as reduced milk production, mastitis and fever, with morbidity generally below 20% and
European Food Safety Authority (EFSA)   +9 more
wiley   +1 more source

The Promise and Perils of NGO‐Supported Science

open access: yesPhilosophy Compass, Volume 20, Issue 5, May 2025.
ABSTRACT Until recently, philosophers of science have largely focused their attention on academic and industry‐funded research, overlooking the contributions of nongovernmental organizations (NGOs) to science. Nevertheless, NGO‐supported science is highly significant both from a practical perspective (serving as a source of impactful research that can ...
Pedro Bravo, Kevin C. Elliott
wiley   +1 more source

Effects of Cloud Cover on Surface Sublimation at 4,817 m a.s.l. on the Flat‐Top August‐One Glacier of the Northern Tibetan Plateau

open access: yesEarth and Space Science, Volume 12, Issue 2, February 2025.
Abstract As a crucial role in earth's energy budget, cloud cover exerts great effects on climate change. Although existing sublimation studies across High Mountain Asia (HMA) glaciers have identified the importance of cloud cover in limiting sublimation, the primary/main factors limiting sublimation under high cloud cover conditions are unknown.
Shuhai Guo   +3 more
wiley   +1 more source

Utilizing Indigenous Animal Genetic Resources—Based on Research Into Indigenous Cattle Breeds in the Basque Country in Northern Spain and Indigenous Pig Breeds in Vietnam

open access: yesAnimal Science Journal, Volume 96, Issue 1, January/December 2025.
ABSTRACT Biodiversity, climate change, and food security are closely related and increasing worldwide concerns. Therefore, sustainable productivity and changes to the livestock industry are required for the maintenance or amelioration of the global environment and the future of humanity.
Masaaki Taniguchi
wiley   +1 more source

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