Results 31 to 40 of about 2,829 (146)

Sarcoptic mange outbreak decimates South American wild camelid populations in San Guillermo National Park, Argentina

open access: yesPLoS ONE, 2022
Sarcoptic mange epidemics can devastate wildlife populations. In 2014, mange was first detected in vicuñas (Vicugna vicugna) and guanacos (Lama guanicoe) in San Guillermo National Park (SGNP), Argentina.
Hebe del Valle Ferreyra   +6 more
doaj   +2 more sources

Una contribución a la determinación taxonómica de la familia Camelidae en sitios formativos del Loa Medio.

open access: yesEstudios Atacameños, 1997
El presente trabajo es una contribución a la discusión metodológica acerca de la determinación taxonómica de camélidos. En él se entregan los resultados obtenidos en recientes investigaciones en torno a la determinación de especies silvestres y ...
María Isabel Cartajena Fasting   +1 more
doaj   +1 more source

DOSSIER: Osteometría de camélidos sudamericanos

open access: yesRevista del Museo de Antropologia, 2009
La identificación de elementos óseos y su asignación a una especie animal concreta es un tema central para la zooarqueología. Por ello desde la década de 1970 se han estudiado las diferencias morfométricas que permiten la diferenciación de especies que ...
Andrés D. Izeta
doaj   +5 more sources

Two centrifugal flotation techniques for counting gastrointestinal parasite eggs and oocysts in alpaca faeces

open access: yesJournal of Veterinary Research, 2022
The alpaca (Vicugna pacos) is a camelid native to South America, but the species has wide distribution outside its natural habitat and is found in various countries on other continents, Poland being one in Europe.
Maria Pyziel-Serafin Anna   +5 more
doaj   +1 more source

Analysis of cytogenetic differentiation in selected species of the family Camelidae: Vicugna pacos and Vicugna vicugna [PDF]

open access: yesActa fytotechnica et zootechnica, 2016
The aim of this study was to analysis of cytogenetic differentation in two species: Vicugna pacos and Vicugna vicugna . Cytogenetic analysis based on blood culture technique. Blood culture were set up in culture medium Limphogrow and Lymphochrome. The cells growth, after 71 hours, was kept in metaphase using colcemid.
openaire   +1 more source

Food limitation reduces risk avoidance by prey, but does not increase kill rates in a simple predator–prey system

open access: yesEcosphere, 2023
Prey often induce antipredator behaviors when balancing food acquisition against safety. The starvation–predation hypothesis (SPH) posits that, during food shortages, the risk of starvation requires prey to forego antipredator behavior to increase ...
Francisco J. Molina   +5 more
doaj   +1 more source

Helmintiasis en vicuñas (Vicugna vicugna) en el distrito de Contumaza (Cajamarca, Perú)

open access: yesRevista de Investigaciones Veterinarias del Perú, 2022
El objetivo del estudio fue estimar las prevalencias y cargas de helmintos gastrointestinales en vicuñas en el distrito de Contumazá, Cajamarca, así como determinar su asociación con las variables edad y sexo e identificar los géneros parasitarios.
Joao Curay C.   +3 more
openaire   +3 more sources

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

Comunidades locais, recursos naturais e mercado global

open access: yesDesenvolvimento e Meio Ambiente, 2010
This paper addresses the interserction between public policies on biodiversity conservation, povertyreduction and husbandry production and the different agendas and perspectives from the social actorsinvolved from the international to the national level.
Gabriela Lichtenstein
doaj   +1 more source

Pharmacokinetics of Orally Administered Prednisolone in Alpacas

open access: yesFrontiers in Veterinary Science, 2021
This study aimed to determine the pharmacokinetics of prednisolone following intravenous and oral administration in healthy adult alpacas. Healthy adult alpacas were given prednisolone (IV, n = 4), as well as orally (PO, n = 6).
Ricardo Videla   +5 more
doaj   +1 more source

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