Epizootic hemorrhagic disease recently caused deaths in the Minnesota Zoo’s reindeer herd. Officials say the virus that causes the disease is transmitted between deer by biting midges, or gnats, which are most active in the first frost of the fall. EHD is fatal in deer and it can also affect other hoofed mammals. Source: Fox 9, Apple Valley, MN, September 17, 2020. … [Read more...]