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 April 1785, although even then his relationship with the trio of rebel singers did not improve very much. In a report to his superiors, Dauvergne described Lays as the black sheep of the group, Rousseau as a "nice young man", if only he had spent less time in the company of Lays, and Chéron as another "nice young man" (with the mind of a twelve-year-old), but scared of the beating Lays and Rousseau had promised him if he betrayed their alliance. In the end, the three had to bow to pressure from the theatre management, although not before being promoted