wildlife conservation organization that marks "National Day of the Bird" every 5 October. In 1992, he received the title of Honorary Citizen of Texas for having rescued and repatriated one peregrine falcon that had been banded in Texas. In 1994, he published a book on hummingbirds coauthored with his son Christian, Jardim dos Beija-flores. In 2001, he published Os 12 Cantos do Brasil, and in 2002 his fourth book Cantos Harmoniosos da América. In 2005, he published the third edition of Aves Brasileiras, now including a section on plants that attract birds and accordingly entitled Aves Brasileiras e Plantas que as Atraem. Many drawings in the book were those were made by Svend for earlier editions, and some of the rest were by Christian. References External links Aves Brasileiras (Frisch's website) 1930 births Living people Brazilian people of Danish descent Brazilian engineers Brazilian ornithologists People from São Paulo Conservationists