Posted by Jennifer Viegas Tue Jan 31, 2012 07:00 PM ET | 0
What allowed dinosaurs to get so big? A few factors were at play, including bird-like lungs, egg-laying and less need to chew. Read more

Posted Thu Jan 20, 2011 02:01 PM ET | 0
Just as she was about to lay her egg, the pterodactyl mother was killed in an accident resulting from some kind of natural disaster. Read more

Posted by Jennifer Viegas Tue Jan 18, 2011 09:24 AM ET | 0
These dinosaur-era reptiles weighed up to 320 pounds, new calculations from footprints show. Read more

Posted Wed Nov 24, 2010 11:20 AM ET | 0
How were pterosaurs able to cruise the skies of the ancient world between 220-65 million years ago? Read more

Posted by Jennifer Viegas Mon Mar 1, 2010 04:13 AM ET | 0
Five well-preserved trackways found in Japan reveal a small pterosaur with hook-like claws on each foot. Read more

Posted Tue Feb 16, 2010 03:50 PM ET | 0
Take a closer look at this gliding lizard, which is named after the mythical beast it resembles. Read more

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