Results 11 to 20 of about 6,295 (143)

Predation and caribou populations

open access: yesRangifer, 1991
Predation, especially wolf (Canis lupus) predation, limits many North American caribou (Rangifer tarandus) populations below the density that food resources could sustain. The impact of predation depends on the parameters for the functional and numerical
Dale R. Seip
doaj   +1 more source

Genetic survey of caribou populations using microsatellite DNA

open access: yesRangifer, 1996
Microsatellite loci are highly variable regions of eukaryotic DNA that consist of tandemly repeated sequences of one to six nucleotides in length. The use of microsatellites and the Polymerase Chain Reaction (PCR) are powerful tools for quantifying ...
James E.E. Kushny   +2 more
doaj   +1 more source

Early Winter Habitat Use by Mountain Caribou in the North Cariboo and Columbia Mountains, British Columbia

open access: yesRangifer, 1996
Winter habitat use was compared between two mountain caribou (Rangifer tarandus caribou) populations in British Columbia. Regional differences were apparent during November and December.
E. Terry, B. McLellan, G. Watts, J. Flaa
doaj   +1 more source

Can woodland caribou and the forest industry coexist: The Ontario scene

open access: yesRangifer, 1991
Ontario is in the process of developing a strategy to improve the likelihood of woodland caribou (Rangifer tarandus caribou) and the forest industry coexisting in the province.
Gerald D. Racey   +4 more
doaj   +1 more source

Linear enamel hypoplasia in caribou (Rangifer tarandus groenlandicus): A potential tool to assess population health

open access: yesWildlife Society Bulletin, 2012
We studied the presence of linear enamel hypoplasias (LEHs; tooth defects associated with physiological stress) in caribou (Rangifer tarandus). A timeline of tooth enamel development was determined by radiographic examination of 48 mandibles from caribou
Jessica P. Wu   +4 more
doaj   +1 more source

Evidence of alphaherpesvirus infections in Alaskan caribou and reindeer

open access: yesBMC Veterinary Research, 2012
Background The reindeer (Rangifer tarandus tarandus) industry in Alaska began with animals imported from Siberia (Russia) in the 1890's. Cervid herpes virus 2 (CvHV2) is endemic in reindeer in Scandinavia.
Evans Alina L   +6 more
doaj   +1 more source

Colonizing the High Arctic : Mitochondrial DNA reveals common origin of Eurasian archipelagic reindeer (Rangifer tarandus) [PDF]

open access: yes, 2016
Funding: The study was supported by the ERC Advanced Grant “Arctic Domus” ERC AdG 295458 based at the University of Aberdeen (http://www.arcticdomus.org/). Funding was recieved by DGA. The funders had no role in study design, data collection and analysis,
Anderson, David G.   +6 more
core   +3 more sources

Habitat partitioning between woodland caribou and moose in Ontario: the potential role of shared prédation risk

open access: yesRangifer, 1996
This paper explores mechanisms of coexistence for woodland caribou (Rangifer tarandus caribou) and moose (Akes alces) preyed upon by gray wolves (Canis lupus) in northern Ontario.
H.G. Cumming, D.B. Beange, G. Lavoie
doaj   +1 more source

Range selection by semi-domesticated reindeer (Rangifer tarandus tarandus) in relation to infrastructure and human activity in the boreal forest environment, northern Finland [PDF]

open access: yes, 2011
During past decades, the amounts of infrastructure and human activity have increased in northern latitudes. Although the effects of human development on wild reindeer and caribou have been widely examined, its effects on semidomesticated reindeer and the
Anttonen, Marja   +2 more
core   +2 more sources

Canopy, snow, and lichens on woodland caribou range in southeastern Manitoba

open access: yesRangifer, 1996
I examined the relationships among snow cover (api), lichen abundance, and canopy composition on the range of the Aikens Lake population of woodland caribou (Rangifer tarandus caribou) in southeastern Manitoba.
James A. Schaefer
doaj   +1 more source

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