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
Elephant Island Services Expedition led by Commander Malcolm Burley was dropped off on Elephant Island by HMS Endurance. The party then spent six months carrying out a survey of the island and other scientific research for the British Antarctic Survey and climbing some of the peaks on the island. The expedition visited Point Wild but found no trace of the "Endurance" expedition; it found the wreckage of the large sailing vessel referred to below, and also landed on and climbed the highest peak on Clarence Island. Point Wild contains the Endurance Memorial Site, an Antarctic Historic Site (HSM 53), with a bust