Scientists say the earliest long-snouted fossil crocodile, which was around 12 feet long, lived about 80 million years ago.
Some of these giant vegetarians were as tall as a 3-story building. Microscopic analysis of their teeth, bones and eggshells reveals how they grew, what they ate and even their body temperature.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback