ANIMAL WELFARE ACT (AWA)
Animal Legal Defense Fund v. Glickman, 154 F.3d 426 (D.C. Cir. 1998) (en banc) (challenge to USDA regulations issued under the Animal Welfare Act by an individual who goes to zoo to visit particular animals).
Leahy v. Department of Agriculture, Civ. No. 05-1135 (D.D.C.) (challenge to USDA's approval of the transfer of four Hawthorn elephants to Carson & Barnes' Endangered Ark Foundation).
People for the Ethical Treatment of Animals v. Department of the Interior, Civ. No. 01-2299 (D.D.C. 2001) (challenge to the unlawful confinement and display of polar bears in traveling Mexican circus).