. "1918" . "Migratory Bird Treaty Act of 1918" . . . "Migratory Bird Treaty Act" . "Migratory Bird Treaty" . "1918 Migratory Bird Treaty" . "Migratory Bird Protection Act" . . . . "Federal enactment since 1918" . "Migratory Bird Law" . . "U.S. Migratory Bird Act" . . . . . . "federal wildlife laws regarding eagles and other migratory birds" . "Federal Migratory Bird Treaty Act" . . . . . . "Migratory Birds Treaty Act" . "Migratory Bird Treaty Reform Act of 1998" . "Migratory Bird Treaty Act of 1918" . "Migratory Bird Act" . "1916 treaty between Canada and the United States" .