Results 61 to 70 of about 4,965 (192)

VASCULARIZACION DEL PARENQUIMA TESTICULAR DE LA VICUÑA vicugna vicugna

open access: yesRevista Investigaciones Altoandinas - Journal of High Andean Investigation, 2013
<p>Investigaciones sobre la vascularización del testículo de vicuñas aún no fueron estudiadas con técnicas de corrosión y formación de moldes vasculares para la comprensión de la fisiología reproductiva de esta especie. El objetivo del estudio detalló la organización vascular del parénquima testicular de la vicuña tanto arterial y venosa.
LUIS OLIVERA MAROCHO   +2 more
openaire   +1 more source

The Neocolonial Tightening of CITES: How Northern Narratives Marginalize Southern Conservation

open access: yesConservation Letters, Volume 19, Issue 2, March/April 2026.
ABSTRACT CITES has demonstrated a persistent trend of regulatory tightening over five decades, raising critical questions about both equity and effectiveness in global conservation governance. This study examines how structural power imbalances and dominant Northern narratives within the Convention have systematically marginalized pluralistic ...
Youmin Lian, Md. Ziaul Islam
wiley   +1 more source

Zooarqueología de la aldea formativa de Palo Blanco (Tinogasta, Catamarca, Argentina)

open access: yesRevista del Museo de Antropologia, 2015
En el presente trabajo se abordan los conjuntos arqueofaunísticos de la localidad arqueológica de Palo Blanco recuperados en intervenciones realizadas en la década de 1960 y en la década de 2000.
Juan Pablo Miyano   +2 more
doaj   +1 more source

Severe hyperglycaemia associated with prolonged isoflurane anaesthesia in an alpaca (Vicugna pacos)

open access: yesVeterinary Record Case Reports, Volume 14, Issue 1, February 2026.
Abstract Alpacas possess distinct glucose and insulin regulatory mechanisms compared with other species, often maintaining higher baseline blood glucose as a normal physiological adaptation. Inhalant anaesthetic agents can further disrupt glucose, insulin and potassium homeostasis, particularly during prolonged procedures.
Andrea Basler   +3 more
wiley   +1 more source

Analysis of the population dynamics of the vicuña (vicugna vicugna) for its sustainable use in the Eduardo Avaroa National Andean Fauna Reserve.

open access: yes, 2021
El presente trabajo describe y analiza la dinámica poblacional de la vicuña (Vicugna vicugna), para su aprovechamiento sostenible en el territorio de la Reserva Nacional de Fauna Andina Eduardo Avaroa.
Ticona Muraña, Edgar
core  

Record of vicunas (Vicugna vicugna Molina 1782) as host of Amblyomma parvitarsum Neumann 1901 (Acari: Ixodidae) in Bolivia [PDF]

open access: yes, 2011
Se recolectaron estadios adultos de ácaros Ixodidae de vicuñas silvestres (Vicugna vicugna, Molina 1782) capturadas en tres localizaciones del Área Natural de Manejo Integrado Nacional Apolobamba, en el Departamento de La Paz, Bolivia.
Guglielmone, Alberto Alejandro   +2 more
core   +1 more source

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

Protein Fractions as Indicators of Stress in Alpacas

open access: yesAnimals
The alpaca (Vicugna pacos) is an herbivorous ruminate mammal from the camelid family (Camelidae) [...]
Monika Budzyńska   +2 more
doaj   +1 more source

Description of a fossil camelid from the Pleistocene of Argentina, and a cladistic analysis of the Camelinae

open access: yesSwiss Journal of Palaeontology, 2020
We describe a well-preserved South American Lamini partial skeleton (PIMUZ A/V 4165) from the Ensenadan (~ 1.95–1.77 to 0.4 Mya) of Argentina. The specimen is comprised of a nearly complete skull and mandible with full tooth rows, multiple elements of ...
Sinéad Lynch   +2 more
doaj   +1 more source

Etología de camélidos y arte rupestre de la Subregión río Salado (norte de Chile, II Región)

open access: yesEstudios Atacameños
Este trabajo trata sobre un estilo de arte rupestre del Período Formativo Temprano registrado en la precordillera de la Subregión río Salado. El estilo, llamado Confluencia, se caracteriza principalmente por el detalle con que fueron retratados los ...
Josefina González A
doaj   +1 more source

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