PATHOLOGY

Detailed explanation-1: -Brucellosis is a bacterial disease caused by various Brucella species, which mainly infect cattle, swine, goats, sheep and dogs. Humans generally acquire the disease through direct contact with infected animals, by eating or drinking contaminated animal products or by inhaling airborne agents.

Detailed explanation-2: -Brucellosis is a nonnative, bacterial disease that induces abortions in pregnant cattle, elk, and bison. Cattle brought brucellosis to the Yellowstone area in the early 1900s and transmitted it to local wildlife populations.

Detailed explanation-3: -Brucellosis causes abortions, infertility, and lowered milk production in cattle and bison and is transmissible to humans as undulant fever. In people, the disease causes severe flu like symptoms that can last for months or years. Treatment in humans is not always successful.