In his book Macaw: The Race to Save the World's Rarest Bird he criticized the private holders of birds such as Antonio de Dios's Birds International, arguing that the Spix's Macaws should be returned to their native country, Brazil, for captive breeding and reintroduction to their natural habitat, which is still in decline.
San Antonio | Antonio Vivaldi | Antonio Banderas | San Antonio Spurs | Gatpuno Antonio J. Villegas Cultural Awards | Antonio Villaraigosa | Antonio Margarito | Antonio López de Santa Anna | Port Antonio | Antonio Canova | Madre de Dios | Antonio Inoki | Antonio Gramsci | António de Oliveira Salazar | Antonio Rotolo | Antonio Meucci | Antonio Esfandiari | Marco Antonio Muñiz | Antonio Scarpa | Antonio José de Sucre | Teo Antonio | José Antonio Ocampo | Antonio Stradivari | Antonio Saura | Antonio Luna | Antonio López García | Antonio da Sangallo the Younger | Roman Catholic Archdiocese of San Antonio | Juan Antonio Samaranch | Juan Antonio Corretjer |