Daily Archives: October 4, 2011

The Ancient Argentavis

Six million years ago, Argentavis Magnificens soared across the Argentinean skies . It is the largest flying bird ever discovered and was the size of a small aircraft. Argentavis had a wingspan of approximately 23 feet, a wing area of  75 square feet, and a length of about 12 feet. It weighed 150-170 pounds, which is an average […]