WFSC 301 Lecture Notes - Lecture 23: Bighorn Sheep, Epizootic Hemorrhagic Disease, Autopsy

• School: Texas A&M University
• Department: Wildlife & Fisheries Sci.
• Course: WFSC 301
• Professor: Walter Cook

Document Summary

Mortality rates: higher in the summer and captivity. 7 different serotypes dsrna transmitted by biting midges. Seen in japan, caribbean, south america and parts of europe. Hosts: white tailed deer, mule deer, pronghorn, bison, cattle, bighorn sheep. Signs & gross lesions: fever, swelling, trouble breathing. 1st few weeks are minor after a week symptoms become apparent: Blood and tissue samples taken at necropsy from the spleen, lymph nodes, or lungs. There is no vaccine for deer, only supportive care. Antibiotics like draxxin can help reduce bacterial infections that may spike.