Bighorn Sheep
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Rare lions are to be killed to protect rare bighorn sheep. Ron Kearns, a frequent commentator on this site and retired wildlife biologist of the Kofa National Wildlife Refuge, was recently interviewed for a story about mountain lion management on the Kofa National Wildlife Refuge in Arizona. The refuge has set a policy which requires…
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Lamb survival to be closely monitored for several years Another overview story about the bighorn sheep die-offs around the west. Estimates of the death toll have reached 1000 bighorns. Severe pneumonia outbreak kills bighorn sheep. American Veterinary Medical Association
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Mountain goats may compete with the struggling native bighorn sheep Grand Teton National Park officials are worried that mountain goats may increase in the Park and compete with bighorn sheep. The goats were introduced into the Snake River Range by the Idaho Department of Fish and Game and they have spread to the Teton Range.…
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Same pathogen found in bighorn and domestic sheep after contact was observed Here are two stories outlining what happened this winter with the outbreaks of disease in bighorn sheep. It appears that there are likely two different causes for the outbreaks. In the East Fork Bitterroot it appears that bighorn contracted mycoplasma from a small…
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A report, dated March 16, 2010, by the Western Association of Fish and Wildlife Agencies, Wild Sheep Working Group, summarizes the recent outbreaks of pneumonia in bighorn sheep that have occurred in Montana, Nevada, Washington, Utah, Wyoming, and South Dakota. Domestic sheep and goats are also known to be in close proximity to, and are…
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Yes, according to the IDFG. Over on a popular, unnamed anti-wolf website there has been discussion of using radio receivers to track and hunt wolves and the frequencies of the radio collars on them so I asked the IDFG about this. I sent them the exchanges which have taken place there and, specifically, I asked…
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400 dead this winter in an “unprecedented” series of events Populations of bighorn sheep are struggling with pneumonia throughout the west. Washington, Nevada, Montana, and most recently Utah are having outbreaks of pneumonia which have resulted in the deaths of 400 or more bighorn sheep. Statements like the following are often made about the outbreaks. “While…
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Winter recreation may be one of the impacts to the remaining bighorn. This population of bighorn sheep has dwindled to very low numbers. Inbreeding, habitat loss due to development, and domestic sheep disease have restricted these sheep to very high elevation and sites of low productivity so human entry into these areas during winter may…