The Giant Nine-Pound Rats Are ComingBrent Rose3/25/12 2:30pm117EditInvite manuallyPromoteDismissUndismissBlock for gizmodoHideOkay, let me just get this out of the way. AHHHHH HOLY CRAP THIS RAT WEIGHS NINE POUNDS! There, I feel better, but residents of the Florida Keys don't. Why? Because these 9-pound Gambian giant pouch rats are on the loose.