hare or rabbit with infectious tularemia or rabbit fever disease, bacteria francisella tularensis spread by ticks and flies, pet

environmental pathological veterinarian francisella infestation infectious tularensis loneliness deficiency behavioral tularemia parasites allergies imbalance disorders treatment bacteria domestic hormonal treating disease animals symptom rabbit spread animal stress change toxins larvae fever ticks flies virus worms bunny fleas itchy hare hair loss coat care sick lice home pet fur ill fly vet