Update: Jonas Salk said: If all the insects were to disappear from the earth, within 50 years all life on earth would end.
Attila (opera) Attila is an opera in a prologue and three acts by Giuseppe Verdi to an Italian libretto by Temistocle Solera, based on the 1809 play Attila, KÃ¶nig der Hunnen (Attila, King of the Huns) by Zacharias Werner. The opera received its first performance at La Fenice in Venice on 17 March 1846.
Bibliography. 1  Duek-Cohen, Elias, Utzon and the Sydney Opera House, Morgan Publications, Sydney, 1967â1998. 2  Hubble, Ava, The Strange Case of Eugene Goossens and Other Tales from The Opera House, Collins Publishers, Australia, 1988. 3  StÃ¼be, Katarina and Utzon, Jan, Sydney Opera House: A Tribute to JÃ¸rn Utzon.