Epizootic hemorrhagic disease (EHD) reared its ugly head in several states this year and took many producers and veterinarians by surprise. EHD can cause severe die-offs in white-tailed deer, and can also be a concern in cattle herds. Transmitted by the Culicoides family flies (biting midges), signs of EHD in cattle, though rare, include fever, ulcers in the mouth and gums, swollen tongue, excessive salivation, and lameness or stiffness when walking. This has caused some concern as it can initially be suspected as being a foreign animal disease. South Dakota State University has been tracking EHD... View Blog Post »

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