Timothy's Awesome Bio Project on Sharks
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Why This Topic?
When did they first appear?
Environment & Adaptations
Ancestors
Evidence of Ancestry
What is next for the species?
Sources
From ancient times to present day the shark has ruled the Ocean.
Lear about sharks evolution, from 450 million years ago up to today.
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Webpage created by Timothy Halasnik
Mrs.Sbarro's Honors Biology