'This contagious disease caused by the bacterium yersinia pestis can be spread by fleas from infected rats'
Bubonic plague
B PREPARED: This contagious disease caused by the bacterium yersinia pestis can be spread by fleas from infected rats
This contagious disease caused by the bacterium yersinia pestis can be spread by fleas from infected rats
This contagious disease caused by the bacterium yersinia pestis can be spread by fleas from infected rats
"B" PREPARED
Bubonic plague
"B" PREPARED