Because of their far-flung geography and colorful examples including the African ostrich, Australian emu, New Zealand kiwi and long lost giants such as the New Zealand moa, researchers have examined a fascinating part in the story of the avian tree of life: flightless birds, or ratites.
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/Z...
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/Z...