C.F.R. » Title 50 » CHAPTER I—UNITED STATES FISH AND WILDLIFE SERVICE, DEPARTMENT OF THE INTERIOR › SUBCHAPTER B—TAKING, POSSESSION, TRANSPORTATION, SALE, PURCHASE, BARTER, EXPORTATION, AND IMPORTATION OF WILDLIFE AND PLANTS › PART 17—ENDANGERED AND THREATENED WILDLIFE AND PLANTS › Subpart I—Interagency Cooperation