<prompt> Rat bite fever is caused byStreptobacillus moniliformisLeptospira canicolaBorrelia recurrentisRickettesia prowazaki  <response>: A Streptobacillus moniliformis Rat Bite Fever RBF is characterised by relapsing fever, rash and arthralgia occurring days or weeks after a rat bite. Two different bacteria can cause this condition-Streptobacillus moniliformis and Spirillum minus, both of which are natural parasites of rodents. 