"ContraPest is one of the main ingredients for rat birth control that has seen a 90 percent effectiveness in other cities like San Francisco and New York," Porter said. In response, a City ...
a "type of rodent birth control," according to The Guardian. The contraceptive will be hidden in containers that entice rats to eat it. This decision comes both as a reaction to the growing rat ...
Porter, a Democrat who represents South Baltimore communities including Cherry Hill and Curtis Bay, questioned whether city officials have considered using rat birth control to reduce the population.