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6.) Describe how marine mammals differ from fish

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1 .A cambrian explosion is complex animals with mineralized skeletal remains left behind
2. The desert was once an ocean
3. They are able to know how to evolve on land
4.A tetrapod is a mammal that is part of land and sea
5. The bump on the wold like skull  was related to a whale

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Why hunt for tropical marine fossils in Pa

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Why hunt for tropical marine fossils in Pa

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Nostril migration to top of head

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What was the significance of the walnut size bump on the wolf like skull?

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What was the significance of the walnut size bump on the wolf like skull?

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3.) Why do we know believe land mammals were ancestors of modern day whales, and what evidence supports this

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5.) What are mammals

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2.) Why were whale skeletons in the desert

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1.) What is the Cambrian Explosion

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4.) What is a tetrapod and why are they significant to evolution?