About 5,000 years ago, a bacterium that was primarily transmitted via ticks made a switch to louse. That may have been a strategic evolutionary opportunity, since the change from tick to louse as a vector coincided with human adaptation of wool…
About 5,000 years ago, a bacterium that was primarily transmitted via ticks made a switch to louse. That may have been a strategic evolutionary opportunity, since the change from tick to louse as a vector coincided with human adaptation of wool…