Authorities Cited: United States Code 16 U.S.C. § 1531 16 U.S.C. § 1532(19) 16 U.S.C. § 1533(d) 16 U.S.C. § 1538(a)(1)(B) 16 U.S.C. § 1539(a)(1)(A) Supreme Court 340 U.S. 36, 39-40 513 U.S. 18, 23-29 520 U.S. 43, 71 Circuit Courts 956 F.2d 1178 108 F.3d 346 129 F.3d 625 142 F.3d 1313, 1318 240 F.3d 35, 38 393 F.3d 223, 225 414 F.3d 1207, 1213 Federal Rules of Civil Procedure Fed. R. Civ. P. 24(a)(2) 354 F. Supp. 2d 1156 386 F. Supp. 2d 553