Nevertheless, in 2010 the UNDP ranked Oman as the most improved nation in the world in terms of development during the preceding 40 years. Oman is categorized as a high-income economy and ranks as the 59th most peaceful country in the world according to the Global Peace Index.evertheless, in 2010 the UNDP ranked Oman as the most improved nation in the world in terms of development during the preceding 40 years. Oman is categorized as a high-income economy and ranks as the 59th most peaceful country in the world according to the Global Peace Index.
Size Difference. The average ostrich is both taller and heavier than the average emu. Most ostriches reach heights of 7 to 9 feet, while emus are normally between 5.5 and 6 feet tall. In addition to extra height, an ostrich has a massive body compared with that of an emu. An ostrich weighs between 220 and 350 pounds, while an emu weighs between 90 and 150 pounds.
It takes about 50 days to hatch an Emu egg. The male usually picks out where he wants the hen to lay the eggs.