Prehistoric Monsters! by Dr. Robert T. Bakker

Prehistoric Monsters! by Dr. Robert T. Bakker

Author:Dr. Robert T. Bakker [Bakker, Dr. Robert T.]
Language: eng
Format: epub
ISBN: 978-0-307-98350-3
Publisher: Random House Children's Books
Published: 2012-10-31T00:00:00+00:00


Dimetrodon and its kin had tall fins on their backs. The fins made the creatures look scarier. My crew is digging up Dimetrodon fossils right now in the red rocks of North Texas.

When the Paleozoic Era ended—250 million years ago—the Mesozoic (meh-zuh-ZOH-ick) Era began. Reptiles kept on changing and changing.…

Some reptiles evolved into sea monsters. Giant four-flippered pliosaurs (PLY-uh-sorz) had heads ten feet long.

Ichthyosaurs (ICK-thee-uh-sorz), or fish-lizards, developed bodies shaped like fast-swimming sharks.



Download



Copyright Disclaimer:
This site does not store any files on its server. We only index and link to content provided by other sites. Please contact the content providers to delete copyright contents if any and email us, we'll remove relevant links or contents immediately.