These enticingly flavored bait blocks are placed outside of buildings, in small black boxes that only rats and mice can enter. But the poison remains ... contaminate food and spread diseases ...

Despite statewide restrictions on the deadly poisons, new research shows they’re still infiltrating the food web.

Ph.D., a senior scientist at the Center for Biological Diversity. “Rat poison indiscriminately harms animals up and down the food chain, making them more susceptible to disease and causing internal ...

Increased safeguards to protect California’s native wildlife and domestic animals from super-toxic rat poisons will begin on January ... resulting in secondary poisoning and poisoning of the food ...

Massachusetts lawmakers want to restrict a type of rat poison that is particularly dangerous to birds, pets and wildlife.

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 ...