•Gum and inguinal temperature are correlated moderately to rectal temperature. She received her Doctor of Veterinary Medicine from the University of Minnesota in 1998. A fever can be caused by many things, such as an ear infection or infected bite wound. Your dog may even have a low-grade fever for 24 hours after a vaccination. If your dog’s eyes appear red and inflamed, it may be a sign of illness, such as a fever or allergy.Flukers Precision Calibrated Thermometer provides a highly accurate…See More