An illustration of Gastornis (Terror Bird) on a river's edge. Gastornis are an extinct genus of large flightless birds that lived during the Eocene epoch. They grew to a height of 6.6 feet.
An illustration of Gastornis (Terror Bird) on a river's edge. Gastornis are an extinct genus of large flightless birds that lived during the late Paleocene and Eocene epochs of the Cenozoic era. They grew to a height of 6.6 feet.