Works Cited
Bagley, Mary. "Precambrian: Facts About the Beginning of Time." Live Science. Purch, 12 Feb. 2014. Web. 7 Nov. 2014.
Ghose, Tia. "Mesozoic Era: The Age of Reptiles." Live Science. Purch, 1 Aug. 2013. Web. 20 Nov. 2014.
Hamilton, Jason. "The Cenozoic Era." Science Views. Calvin and Rosanna Hamilton, n.d. Web. 26 Nov. 2014.
- - -. "The Paleozoic Era." Science Views. Calvin and Rossana Hamilton, n.d. Web. 13 Nov. 2014.
Pappas, Stephanie. "Paleozoic Era: Facts & Information." Live Science. Purch, 19 June 2014. Web. 16 Feb. 2014.
Bagley, Mary. "Precambrian: Facts About the Beginning of Time." Live Science. Purch, 12 Feb. 2014. Web. 7 Nov. 2014.
Ghose, Tia. "Mesozoic Era: The Age of Reptiles." Live Science. Purch, 1 Aug. 2013. Web. 20 Nov. 2014.
Hamilton, Jason. "The Cenozoic Era." Science Views. Calvin and Rosanna Hamilton, n.d. Web. 26 Nov. 2014.
- - -. "The Paleozoic Era." Science Views. Calvin and Rossana Hamilton, n.d. Web. 13 Nov. 2014.
Pappas, Stephanie. "Paleozoic Era: Facts & Information." Live Science. Purch, 19 June 2014. Web. 16 Feb. 2014.