Largest organisms were related to the ostrich. They exceeded in height and . The last of the elephant birds became extinct about 300 years ago. Of almost exactly the same upper proportions as the largest elephant birds was "Dromornis stirtoni" of Australia, part of a 26,000-year-old group called mihirungs of the family Dromornithidae. The largest carnivorous bird was "Brontornis", an extinct flightless bird from South America which reached a weight of and a height of about . The tallest carnivorous bird was "Kelenken", which could reach 3 to 3.2 meters in height and 220 to 250 kilograms. The tallest bird ever was
François Lays Lays and, regarding it as null and void, intended to sue him for damages for missing performances at the Opéra. The confrontation lasted for more than a year until, in 1823, the moment came for Lays to leave the Opéra after almost 45 years of outstanding service. The benefit concert, to which artistes were entitled on their retirement, took place on 1 May. The performance ended with "Le rossignol", during which almost all the stars who did not have roles in the opera paid homage to their respected and well-liked colleague by appearing on stage in the chorus. The first