It is a bacterial infectious disease that affects most farm animals and causes significant losses in many countries. It is characterized by a short duration of clinical symptoms and the sudden death of infected animals, along with the distinctive release of black tarry blood from the mouth, nose, and rectum after death. The disease has several local names, including charcoal fever, splenic disease, covering disease, and Kawan disease, among others. It is observed that the incidence of the disease increases following weather fluctuations and rising temperatures.