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  • No teratornis ever slipped down a mountain of air so swiftly as we, and at its bottom we shot upward like a skyrocket, spinning like a shaft in flight.

    The Urth of the New Sun Wolfe, Gene 1987

  • The eagle and the great mountain teratornis, and possibly the wild geese and their allies; but few others.

    The Shadow of the Torturer Wolfe, Gene 1980


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  • During the Pleistocene Epoch (1.8 million to 10,000 years ago) lived a bird called Teratornis incredibilis. Though similar to the condors of today, it had a larger estimated wingspan of about 5 metres (16.5 feet) and was by far the largest known flying bird.

    May 5, 2008