Have a rodent problem? It might be roof rats. It's roof rat season in Arizona again. Here's everything to know about them and ...

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

These underground rodents are the first mammals found to actively choose air with lower-than-normal oxygen levels. Their ...

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 ...

Wyoming isn’t immune to a rat invasion like the infestation taking place in Boise that one exterminator called “a nuclear bomb of rats.” Spikes in ...

Recently ranked the rattiest of the country’s major cities, Washington has an ongoing rat problem—one long met with furrowed ...