Two rodent control workers patrol Chicago’s alleys looking for telltale signs of rats. Two rodent control workers show Geoffrey Baer the telltale signs that rats have taken up residence in one of ...

Chicago’s rodent problem is well known, but a new pilot program testing rat birth control to curb the population in problem areas is underway to help rein it in.

What happened to the Chicago Rat Hole? One city department sought to preserve it. In 2024, a mysterious imprint of a rodent on a city sidewalk became a viral sensation. Recently, a team of researchers ...