Bibliographycoocoocrazy

__Bibliography __

Bonner, Hannah. //When Fish Got Feet, Sharks Got Teeth, and Bugs Began to Swarm: a Cartoon Prehistory of Life Long before Dinosaurs//. Washington, D.C.: National Geographic, 2009. Print.

Dixon, Dougal. //Prehistoric World.// Hauppauge, NY: Barron's, 2006. Print.

Exline, Joseph D. //Earth Science//. Needham, MA: Prentice Hall, 2001. Print.

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