Results 11 to 20 of about 2,273 (203)

Potential disease agents in domestic goats and relevance to bighorn sheep (Ovis canadensis) management. [PDF]

open access: yesPLoS ONE, 2017
Domestic goats are raised for meat, milk and hair production, in herds for rangeland weed control, and as pack animals. Domestic sheep, goats and wild bighorn sheep are all susceptible to a multifactorial pneumonia.
Mark L Drew, Glen C Weiser
doaj   +2 more sources

Waterhole detection using a vegetation index in desert bighorn sheep (Ovis canadensis cremnobates) habitat. [PDF]

open access: yesPLoS ONE, 2019
In arid ecosystems, desert bighorn sheep are dependent on natural waterholes, particularly in summer when forage is scarce and environmental temperatures are high.
Jonathan Gabriel Escobar-Flores   +6 more
doaj   +2 more sources

Characterizing population and individual migration patterns among native and restored bighorn sheep (Ovis canadensis) [PDF]

open access: yesEcology and Evolution, 2019
Migration evolved as a behavior to enhance fitness through exploiting spatially and temporally variable resources and avoiding predation or other threats.
Blake Lowrey   +12 more
doaj   +2 more sources

Seeing Is Be-Leaving: Perception Informs Migratory Decisions in Sierra Nevada Bighorn Sheep (Ovis canadensis sierrae) [PDF]

open access: goldFrontiers in Ecology and Evolution, 2022
Seasonal migration is a behavioral response to predictable variation in environmental resources, risks, and conditions. In behaviorally plastic migrants, migration is a conditional strategy that depends, in part, on an individual’s informational state ...
Danielle J. Berger   +5 more
doaj   +2 more sources

A Review of Hypothesized Determinants Associated with Bighorn Sheep (Ovis canadensis) Die-Offs [PDF]

open access: yesVeterinary Medicine International, 2012
Multiple determinants have been hypothesized to cause or favor disease outbreaks among free-ranging bighorn sheep (Ovis canadensis) populations. This paper considered direct and indirect causes of mortality, as well as potential interactions among ...
David S. Miller   +5 more
doaj   +2 more sources

Local extinction and unintentional rewilding of bighorn sheep (Ovis canadensis) on a desert island. [PDF]

open access: yesPLoS ONE, 2014
Bighorn sheep (Ovis canadensis) were not known to live on Tiburón Island, the largest island in the Gulf of California and Mexico, prior to the surprisingly successful introduction of 20 individuals as a conservation measure in 1975.
Benjamin T Wilder   +5 more
doaj   +2 more sources

APROVECHAMIENTO DEL BORREGO CIMARRÓN (Ovis canadensis mexicana) EN UNIDADES DE MANEJO DEL NORESTE DE MÉXICO [PDF]

open access: greenEcosistemas y Recursos Agropecuarios, 2015
Se evaluó la sustentabilidad ecológica de la cacería selectiva del borrego cimarrón (Ovis canadienses mexicana) en las Unidades de Manejo para la Conservación de la Vida Silvestre (UMA) del estado de Sonora, México; considerando como variable el puntaje
Alexis Huerta-García   +3 more
doaj   +2 more sources

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