Fossils show primitive birds used fore and hind limbs for flight. Four wings good, two wings bad: An artist's impression of Sapeornis, a genus of
primitive bird that lived 125 to 120 million years ago. About 33cm from head to tail, it had feathered fore and hind limbs. The reconstruction is
based on fossils from northeastern China. Source - www.irishtimes.com...
The Above Top Secret Web site is a wholly owned social content community of The Above Network, LLC.
This content community relies on user-generated content from our member contributors. The opinions of our members are not those of site ownership who maintains strict editorial agnosticism and simply provides a collaborative venue for free expression.
All content copyright 2015, The Above Network, LLC.