Elephant bird The bones of these domesticated fowl have been found in subfossil sites in the island (MacPhee and Marx, 1997: 188), such as Ambolisatra (Madagascar), where "Mullerornis" sp. and "Aepyornis maximus" have been reported. Also reported by these authors, ratite remains have been found in west and south west Madagascar, at Belo-sur-Mer ("A. medius", "Mullerornis rudis"), Bemafandry ("M. agilis") and Lamboharana ("Mullerornis" sp.). Recently human tool marks have been found on elephant bird bones dating to approximately 10,000 BC. This not only vastly extends the range of human existence on Madagascar's prehistoric past, but suggests a more complex relationship between these
Elephant bird to , the largest type of bird egg ever found. The egg weighed about . The egg volume is about 160 times greater than that of a chicken egg. "Aepyornis" is believed to have been more than tall and weighed perhaps in the range of . In September 2018, scientists reported that "Vorombe titan" reached weights of , and based on a fragmentary femur, possibly up to , making it the world's largest bird. Only the much older species "Dromornis stirtoni" from Australia rivals it in size among known fossil birds. In the same report, the upper weight limits for