from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun Either of two
bird speciesof the extinctfamily Aptornithidae, endemicto New Zealand.
from Wiktionary, Creative Commons Attribution/Share-Alike License
Other historically extinct species include the giant flightless moas, which could grow to more than 3.5 meters in height, the bizarre flightless adzebill (Aptornis), which weighed up to 10 kilograms and bears no resemblance to any other known bird, and the largest eagle in the world, Haast's eagle (Harpagornis moorei), which preyed on moa.