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.
Aida (or, Aida) aÃ¯da is An italian opera in four. Acts the music was written By Giuseppe. Verdi the (libretto story and) words was written By Antonio. Ghislanzoni the opera is based on a story written by The French Egyptologist Auguste. Mariette aida was first performed at The Opera house In cairo On december, 24. 1871