Elephant bird "A. maximus" and "D. stirtoni" were revised to 540 and 730 kg, respectively. Four species are usually accepted in the genus "Aepyornis" today, but the validity of some is disputed, with numerous authors treating them all in just one species, "A. maximus". Up to three species are generally included in "Mullerornis". Several ratites outside of Madagascar have been posited as "aepyornithid"-like and could potentially make this clade considerably more speciose. These include "Eremopezus" from the Eocene of North Africa, unnamed Canary Island remains and several Neogene taxa in Eurasia. "Aepyornis maximus" is commonly known as the 'elephant bird', a term
Mao (bird) months. During this time it follows the female making loud begging calls. It is a noisy bird with beautiful loud whistling and mewing calls given most often prior to dawn and around dusk. A breeding pair also do complex duets. It is found on the islands of Upolu and Savai'i and formerly occurred also on Tutuila but is now locally extinct in the later. It normally inhabits mountain forest but has also been recorded in scrub and coastal coconut trees. The population, which numbers between 250-999 birds, is thought to be declining. It is threatened by destruction of the forest