> So the extermination industry uses anticoagulants, or blood thinners, which don’t affect rats for hours and don’t kill them for several days. The rats die slo

> So the extermination industry uses anticoagulants, or blood thinners, which don’t affect rats for hours and don’t kill them for several days. The rats die slowly from internal bleeding. Corrigan hates to inflict such a death, but he fears outbreaks of disease. So he continues to lend his expertise to clients. This is incredibly short-sighted thinking: Even if we ignore the horrible death it inflicts, what happens to the anti-coagulants after the rat dies? Here's one example at the top of the page: https://www.mountainlion.org/actionalerts/043014CAab2657/043014CAab2657.asp https://www.mountainlion.org/actionalerts/043014CAab2657/043... It's not like these poisons hit a precise target and magically evaporate: They remain in the environment, and then what goes around comes around.