Subject: What are the identifying traits of a gastrolith?
Date: Thu Nov 4 12:48:57 1999
Posted by Yvonne Sorovacu
Grade level: grad (science)
School: Science Museum of Virginia
City: Richmond State/Province: VA
Area of science: Evolution
We have a collection of fossils we use for a workshop. One of these is a
gastrolith, stones swallowed by dinosaurs to assist in food digestion
(much like stones in a bird gizzard. How can scientists tell that these
rocks were once inside of a dinosaur at least 10,000 years ago?
Re: What are the identifying traits of a gastrolith?
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