WASHINGTON (AP) — Rat infestation in many world cities appears to be soaring, especially in Washington, and a new study blames warming temperatures, urbanization and other human actions.

Brown rats, also known as common or street rats, are a widespread species of rat found around the world, but are believed to have originated in northern China and Mongolia. The domesticated forms ...

A rat named Ronin becomes the first rodent to uncover more than 100 mines and other deadly remnants of war. Since 2021, Ronin has uncovered 109 landmines and 15 unexploded ordnance items ...