The first time you see a rat boggling its eyes, it can be a startling sight. Their eyeballs visibly vibrate in their sockets.

Families said a rat infestation is plaguing their Jefferson Park neighborhood, and they want to know why the city isn't doing more to help. They've even resorted to trapping the rats themselves.

A rat king displayed at the University of Tartu Natural History Museum in Estonia. Some have claimed that the phenomenon in which rats become entangled by their tails is just a hoax but experts say ...

The incredible tale of an unlikely pair of best friends. — -- Behold, the incredible tale of Peanut the rat and Ranj the cat, an unlikely pair of best friends. The little rat and orange tabby cat ...

Move over pizza rat, there’s a new rodent in town and it's going viral. A TikTok posted by @smallredcar, Carly Hittner, has the internet talking because of the rat’s sweet and chivalrous gesture. In ...