1:1 anthro anus bulge bulge_from_behind butt clothed clothing dialogue english_text fallflys fur hi_res jockstrap jockstrap_only kneeling looking_at_viewer looking_back looking_back_at_viewer male mammal mostly_nude murid murine open_mouth presenting presenting_hindquarters rat rear_view rodent solo text tongue tongue_out topless underwear underwear_only whiskers white_body white_fur