Before the formidable bird went extinct, scientists say, it likely hunted the islands' flightless moa. Now evidence suggests the eagle was part of a wave of feathered invaders, and its story holds lessons for today and the future.
Before the formidable bird went extinct, scientists say, it likely hunted the islands' flightless moa. Now evidence suggests the eagle was part of a wave of feathered invaders, and its story holds lessons for today and the future.