a contagious disease primarily affecting cattle, swine, sheep,goats, dogs and occasionally horses; it is caused by bacteria of the genus Brucella and characterized by abortion in the female and, to a lesser extent, orchitis and infection of the accessory sex glands in the male, and infertility in both sexes, Brucella prk-a mikroobide tekitatav zooantroponoos, mida loomadel ise- loomustavad abordid, päramiste peetus ning liigeste, limapaunade ja suguelundite põletikulised muutused