Largest organisms is frequently poorly documented and many are subject to conjecture and estimation. The largest living bird, a member of the Struthioniformes, is the common ostrich ("Struthio camelus"), from the plains of Africa and Arabia. A large male ostrich can reach a height of and weigh over . A mass of has been cited for the common ostrich but no wild ostriches of this weight have been verified. Eggs laid by the ostrich can weigh and are the largest eggs in the world today. The largest bird in the fossil record may be the extinct elephant birds ("Aepyornis") of Madagascar, which
Jurong Bird Park to the public. Jurong Bird Park is now a world-famous bird zoo where there are specimens of magnificent bird life from around the world, including a large flock of flamingos. It is currently the world's largest bird park in terms of the number of birds, and second largest both in the number of bird species and land area (after Germany's Weltvogelpark Walsrode). There are 5,000 birds of 400 species in Jurong Bird Park, of which 29 are of threatened species. In 2006, Jurong Bird Park completed a S$10 million makeover. As a result of the upgrade, the park got a