Results 81 to 90 of about 32,547 (191)

Horn growth of a castrated Bighorn Sheep, Ovis canadensis

open access: yesThe Canadian field-naturalist, 1997
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
Henderson, Robert E., Firebaugh, John E.
openaire   +1 more source

Ovis canadensis

open access: yes, 2014
(Bighorn sheep) Ovis canadensis in ...
Biggins, Dean
core  

This is fine: Mule deer and elk do not substantially change their behavior in response to active wildfires

open access: yesThe Journal of Wildlife Management, Volume 90, Issue 6, August 2026.
During an outbreak of 7 wildfires in eastern Oregon, USA, we analyzed the home range and movement patterns of mule deer and elk before, during, and immediately after wildfires. Mule deer maintained high site fidelity during the wildfire but used their home range more uniformly and had higher daily displacement than deer unaffected by wildfire.
Jacob W. Dittel, Darren A. Clark
wiley   +1 more source

Evidence of bovine viral diarrhea virus infection in three species of sympatric wild ungulates in Nevada: life history strategies may maintain endemic infections in wild populations

open access: yesFrontiers in Microbiology, 2016
Evidence for bovine viral diarrhea virus (BVDV) infection was detected in 2009-10 while investigating a pneumonia die-off in Rocky Mountain bighorn sheep (Ovis canadensis canadensis), and sympatric mountain goats (Oreamnos americanum) in adjacent ...
Peregrine Lee Wolff   +6 more
doaj   +1 more source

Evaluating novel attachment methods for tracking devices on terrestrial mammals

open access: yesThe Journal of Wildlife Management, Volume 90, Issue 6, August 2026.
We deployed GNSS tracking devices on 2 endangered large terrestrial mammals, scimitar‐horned oryx and Przewalski's horses, using novel attachment methods. Tags achieved fix success rates and spatial accuracy that compare well with standard collars used on large mammals.
John F. McEvoy   +8 more
wiley   +1 more source

Female Dominance among Rocky Mountain Bighorn Sheep (Ovis canadensis canadensis)

open access: yes, 1990
iv, 29 p.This paper describes the structure and function of the female dominance hierarchy in a herd of Rocky Mountain bighorn sheep (Ovis canadensis canadensis). Seven types of interactions were recorded, along with bedding and foraging displacements.
Tardiff, Sandra E.
core   +1 more source

Ecology of reintroduced Rocky Mountain bighorn sheep in Dinosaur National Monument La Ecología de Borrego Cimarron de las Montañas Rocosas Reintroducido en el Monumento Nacional de Dinosaurio

open access: yesWildlife Monographs, Volume 223, Issue 1, August 2026.
We synthesized GPS telemetry, genetic, and pathogen data to evaluate metapopulation processes in a reintroduced Rocky Mountain bighorn sheep (Ovis canadensis canadensis) population in Dinosaur National Monument. We estimated subpopulation‐specific abundances and found 4 small subpopulations with high genetic diversity, partial connectivity, and ...
Sarah L. Carroll   +8 more
wiley   +1 more source

Expressed sequence tag survey of gene expression in the scab mite Psoroptes ovis--allergens, proteases and free-radical scavengers [PDF]

open access: yes, 2003
Psoroptes ovis, the causative agent of sheep scab, is an important ectoparasitic mite infecting sheep, goats and cattle. Infection is characterized by an extensive dermatitis, scab formation and intense itching.
Blaxter, M L   +5 more
core  

Estrategias forrajeras del borrego cimarrón (Ovis canadensis mexicana) en el noreste de México

open access: yesEcosistemas y Recursos Agropecuarios
Comprender las preferencias alimentarias es importante para la conservación del borrego cimarrón. El objetivo fue identificar la selección de su dieta en Coahuila, México.
Fernando Isaac Gastelum-Mendoza   +7 more
doaj   +1 more source

First record of Oestrus ovis Linnaeus, 1758 from Malta, and case reports of myiasis from the Maltese Islands (Diptera: Brachycera) [PDF]

open access: yes, 2008
Oestrus ovis is reported for the first time from Malta. An account is given of four cases of myiasis in Malta, one nasopharyngeal in a sheep host involving O.
Gatt, Paul, Zammit, Trevor
core  

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