Results 21 to 30 of about 2,829 (147)

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

Cardiovascular Plasticity and Adaptation of High‐Altitude Birds and Mammals

open access: yesIntegrative Zoology, EarlyView.
This schematic depicts the cardiovascular adaptations of mammals and birds to high‐altitude hypoxia. It highlights key phenotypic changes in oxygen transport and cardiac responses, driven by molecular mechanisms including transcriptional regulation and genetic modifications.
Huishang She, Yanhua Qu
wiley   +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

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

No evidence for xylazine causing cerebral infarcts. [PDF]

open access: yesJ Am Coll Emerg Physicians Open
Journal of the American College of Emergency Physicians Open, Volume 5, Issue 4, August 2024.
Nguyen KR, Mullins ME.
europepmc   +2 more sources

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

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

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

Unveiling Novel Viral Diversity, Biogeography, and Host Networks in Wildlife Through High‐Throughput Sequencing Data Mining

open access: yesAdvanced Science, Volume 12, Issue 46, December 11, 2025.
Analysis of 57 536 high‐throughput sequencing datasets uncovers a vast, hidden world of viruses in wildlife. The researchers reveal significant geographic and host‐specific patterns of viruses, and their surprising cross‐species transmissions, such as avian flu viruses infecting goats.
Hai Wang   +19 more
wiley   +1 more source

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