This week's question: Houston's mayor says that "drug-addicted rats" are scarfing piles of seized marijuana and magic ...

Rat populations are growing in cities around the world because of climate change. A new study explains why this is happening ...

A new study found that the warming climate may be partially responsible for Boston’s increasing rat population.

As CBS News New York's Vanessa Murdock reports, the Big Apple isn't the only city struggling with this problem.

There’s a saying that in a big city you are never more than six feet away from a rat. It’s an urban myth but scientists are ...

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

Large rat populations can have a damaging effect on cities. Researchers found that living with rats " impacts people and ...

Warmer winters, denser living conditions, less vegetation, and limited rat control resources also contributed to the growth ...

A new study linked increased rat numbers to climate change and urban heat islands. D.C. measures the rat population by the ...

Forget Punxsutawney Phil. Meet Bee Cave Bob, the armadillo who calls the shots on Texas weather and politics in the Armadillo ...

The city only tracks rat sightings above ground, and like Transit, relies on self-reported data. Just about 1,000 311 calls were made in January for vermin reports — most of which came out of Brooklyn ...

Rat populations are growing out of control in cities across the United States and the problem is only going to get worse ...