Brown rats are burrowing animals that are widest at the skull, so they can slip into any space wider than that (including the pipe leading to a toilet bowl). Corrigan points out a small hole ...

Meet Mirasol, one very, VERY large rat. “She’s about 1.7 kilograms,” says Jenny Egan, the Senior Area Manager for the ...

A new study finds that rat infestation in many of the world’s cities appears to be soaring, especially in Washington ...

“We’re seeing these increasing trends in rats in cities that are warming the fastest, probably because this is a small mammal that has physiological challenges in the cold weather months ...