520 ILCS 5/1.2c

"Contraband" means all wild birds or any part thereof, (their nests or eggs), wild mammals or any part thereof, taken, bought, sold or bartered, shipped or had in possession, or any conveyance, vehicle, water craft or other means of transportation whatsoever (except sealed railroad cars or other common carrier) used to transport or ship any part thereof so taken, contrary to any of the provisions hereof or an administrative rule of the Department; or any of the previously specified species when taken legally but transported contrary to any of the provisions of this Act or an administrative rule of the Department.