Eremopezus more than a large emu—and more than 10 kg—slightly more than the largest living storks (which reach over 150 cm in height) and the shoebill. The general limit for weight in flying birds is at about 25 kg, the exceptional "Argentavis magnificens" with its size and weight of a good-sized adult human notwithstanding as it evolved under unusual ecological conditions. Large males of the kori bustard ("Ardeotis kori") and great bustard ("Otis tarda") are perfectly capable of flight, while weighing in excess of 20 kg. A wing loading of c. 25 kg/m is the known limit for bird flight under
Three Little Birds chorus. The source of Marley's inspiration for the lyrics of "Three Little Birds" remains disputed. They are partly inspired by birds that Marley was fond of, that used to fly and sit next to his home. Tony Gilbert, a long time friend of Marley, was present at the time he was writing the song and elaborated, "Bob got inspired by a lot of things around him, he observed life. I remember the three little birds. They were pretty birds, canaries, who would come by the windowsill at Hope Road." However, three female singers from the reggae group I Threes who