Rats and mice are common in major U.S. cities, particularly the largest ones, which often provide them with the perfect habitat and access to plenty of food and trash. Rodents are common in cities because of the access to food and sanitation practices,

Rats and mice are quite common in cities, and Denver is no exception. According to a nationwide pest control company, the Mile High City was one of the most "rodent-infested cities" in the country last year.

Rats and mice are quite common in cities, and Denver is no exception. According to a nationwide pest control company, the Mile High City was one of the most "rodent-infested cities" in the country last year.

Seven California cities or regions were among the 50 most-infested states in the nation.

Philadelphia ranked within the top-10 in a recent ranking of America's most rat-infested cities, topping other urban landscapes like Chicago, Houston and Baltimore. The list was compiled by Terminix,

Aw, rats! The Big Apple is the most rodent-riddled city in America, according to new data that will hardly surprise New Yorkers who notice the pests infesting subway stations, trash cans and parks. Pest control company Terminix ranked the 50 most rodent-infested cities based on what locales use their services most often,

Rats off to ya, Chicago! The Windy City has earned a dubious distinction, according to a new report by pest control giant Orkin. Chicago leads the U.S. in the category of most rat infestations.

Stray rats running around debris-filled streets or scampering down darkened alleyways may be associated with big cities and heavily-trafficked tourist destinations, but rodent problems can be found in cities all over the country — including in Washington.