Warfarin is the active ingredient in rat poison. Random mutations in the genomes of rats mean that some rats in a population have a natural resistance to warfarin. This causes variation in the rat ...

For example, some trending ingredients for DIY pest control are ... Although this DIY rat poison works in theory, there are ...

A new Environmental Protection Agency evaluation finds rodenticides are pushing at least 78 endangered species toward extinction. The decision released Friday assessed 11 active ingredients found in ...