Wildlife officials in Colorado said rescuers were summoned to a resident's garage to relocate a black-footed ferret, "the rarest mammal in North America." Colorado Parks and Wildlife said a resident of Pueblo West, near Walker Ranch, contacted the agency this week to report the discovery of the ferret inside his garage. 'Rarest mammal in North America': Black-footed ferret found in Colorado garage https://t.co/U92dhhlcuH — WGN TV News (@WGNNews) November 12 ...