Results 11 to 20 of about 32,547 (191)

Genomic association with pathogen carriage in bighorn sheep (Ovis canadensis) [PDF]

open access: yesEcology and Evolution, 2021
Genetic composition can influence host susceptibility to, and transmission of, pathogens, with potential population‐level consequences. In bighorn sheep (Ovis canadensis), pneumonia epidemics caused by Mycoplasma ovipneumoniae have been associated with ...
Alynn M. Martin   +5 more
doaj   +5 more sources

Traceback of the Psoroptes outbreak in British Columbian bighorn sheep (Ovis Canadensis) [PDF]

open access: yesInternational Journal for Parasitology: Parasites and Wildlife, 2021
Psoroptes are a non-burrowing, ectoparasitic, mange-causing mite that has been documented in American bighorn sheep populations throughout the 19th and 20th centuries; however, it was not seen on Canadian bighorn sheep until 2006.
Adam M. Hering   +12 more
doaj   +4 more sources

Role of carriers in the transmission of pneumonia in bighorn sheep (Ovis canadensis) [PDF]

open access: yesBiology Open, 2016
In the absence of livestock contact, recurring lamb mortality in bighorn sheep (Ovis canadensis) populations previously exposed to pneumonia indicates the likely presence of carriers of pneumonia-causing pathogens, and possibly inadequate maternally ...
Bindu Raghavan   +7 more
doaj   +4 more sources

Pathogen surveillance and epidemiology in endangered peninsular bighorn sheep (Ovis canadensis nelsoni) [PDF]

open access: yesConservation Science and Practice, 2022
Peninsular bighorn sheep (Ovis canadensis nelsoni) are found exclusively in Southern California and Baja Mexico. They are federally endangered due to multiple threats, including introduced infectious disease.
Jessica N. Sanchez   +13 more
doaj   +2 more sources

Changes in movement, habitat use, and response to human disturbance accompany parturition events in bighorn sheep (Ovis canadensis) [PDF]

open access: yesMovement Ecology, 2023
Parturition and the early neonatal period are critical life history stages in ungulates with considerable implications for population growth and persistence.
Aidan Brushett   +3 more
doaj   +2 more sources

Development of a high-density sub-species-specific targeted SNP assay for Rocky Mountain bighorn sheep (Ovis canadensis canadensis) [PDF]

open access: yesPeerJ
Due to their abundance and relative ease of genotyping, single nucleotide polymorphisms (SNPs) are a commonly used molecular marker for contemporary population genetic and genomic studies. A high-density and cost-effective way to type SNP loci is Allegro
Samuel Deakin, David W. Coltman
doaj   +3 more sources

Ovis canadensis Shaw 1804

open access: yes, 1982
Published as part of James H. Honacki, Kenneth E. Kinman & James W. Koeppl, 1982, Order Artiodactyla, pp. 315-343 in Mammal Species of the World (1 st Edition), Lawrence, Kansas, USA :Alien Press, Inc.
James H. Honacki   +2 more
openaire   +2 more sources

Bite‐DNA Shows Substantial Browsing on Willows (Salix spp.) by North American Bison in Yellowstone National Park [PDF]

open access: yesEcology and Evolution
Riparian willows (Salix spp.) in Yellowstone National Park have long been shaped by ungulate browsing, yet the specific contribution of individual herbivore species remains unclear. We applied a bite‐DNA metabarcoding approach, extracting saliva DNA from
Julia L. Jansson   +3 more
doaj   +2 more sources

An individual-based modelling approach to estimate landscape connectivity for bighorn sheep (Ovis canadensis) [PDF]

open access: yesPeerJ, 2016
Background. Preserving connectivity, or the ability of a landscape to support species movement, is among the most commonly recommended strategies to reduce the negative effects of climate change and human land use development on species.
Corrie H. Allen   +2 more
doaj   +3 more sources

Disease and predation: sorting out causes of a bighorn sheep (Ovis canadensis) decline. [PDF]

open access: yesPLoS ONE, 2014
Estimating survival and documenting causes and timing of mortality events in neonate bighorn sheep (Ovis canadensis) improves understanding of population ecology and factors influencing recruitment.
Joshua B Smith   +3 more
doaj   +2 more sources

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