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
Tulipa tarda Tulipa tarda Tulipa tarda (late tulip, tarda tulip) is a perennial growing from a bulb. It belongs to the section biflores. By some sources the accepted name is Tulipa urumiensis. It has a leathery tunic that is glabrous on the inside. It has up to seven linear green leaves that can be up to 20 cm long. The stem is between 4 and 20 cm long. The yellow flowers have white tips, anthers and stamen are yellow. "Tulipa tarda" is native to central Asia, growing in rocky subalpine meadows in the Tian Shan. It was confused with "Tulipa dasystemon" for