Some of the Las Vegas valley's older neighborhoods have a big problem with roof rats, and one homeowner is learning first-hand just how bad the problem is. Rats first appeared in the Las Vegas valley in the late s. It's believed they came in on moving trucks, or inside shipping containers. According to the Southern Nevada Health District, roof rats have been documented in the Las Vegas valley since Initial identifications. Final table for World Series of Poker Main Event And now it's down to nine. The Norway rat thrives in unsanitary conditions, and is an opportunistic scavenger. Copyright Scripps Media, Inc. Upgrade your browser today or install Google Chrome Frame to better experience this site. It has everything to do with access or food source. Yes, I would like free project cost information. Homeowner Services ProFinder Pro Reviews Emergency Repairs Write a Review. Many rats hoard considerable amounts of solid food, which they eat later in a dismantled wood pile, attic, shed or behind boxes in a garage. Recent Requests for Rat or Mouse Extermination and Prevention in Las Vegas, Nevada: Suspected drunk driver crashes into gas pump, walks away with minor injuries. After rodent-proofing, glue and snap-type traps are effective in reducing rodent numbers. How Much Does it Cost to Control or Eliminate Rodents in Las Vegas?