Pneumonia — Canada
A bighorn sheep herd in BC’s [British Columbia] interior is in trouble after coming into contact with domestic sheep and the contagious disease they carry.
The Chasm herd near Clinton, BC has lost more than 2/3 of its members since 2013, with the population decreasing from 110 to 28 members at last count. Scientists say bighorn sheep are dying from a particular type of pneumonia that domestic sheep are immune to but that wild sheep are not.
Separating the 2 species is key to the survival
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