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Mammalia

By Terron Spence, Lucas Amiro , Travis Wentzell and Daramfon Morgan. Mammalia. Introduction. 21 different groups of mammals Similar features Found in all environments Evolution Characteristics. Evolution. First mammals appeared 210 MYA Amniotes

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Mammalia

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  1. By Terron Spence, Lucas Amiro, Travis Wentzell and Daramfon Morgan Mammalia

  2. Introduction • 21 different groups of mammals • Similar features • Found in all environments • Evolution • Characteristics

  3. Evolution • First mammals appeared 210 MYA • Amniotes • Synapsids “Reptile like mammals” • Warm blooded. Able to search for food at night • Extinction of dinosaurs allowed mammals to fill ecological space. • Able to diversify and spread out around the world

  4. Characteristics • Well developed brain • Four Chambered Heart • Hair and fur • Endothermic • Ancestors • Warm blooded • Do not lay eggs except for …

  5. Did You Know? • There are many species. • All mammals possess a unique parts. • Mammals ages vary largely.

  6. Intriguing ? • Mammals vary largely in size. • The Cenozoic Era is the Age of mammals.

  7. "A Guide to Characteristics of Class Mammalia." Class Mammalia. N.p., n.d. Web. <http://www.ecotravel.co.za/Class_Mammalia.htm>. • "Characteristics of Class Mammalia." Characteristics of Class Mammalia. N.p., n.d. Web. <http://www.preservearticles.com/2011082011055/characteristics-of-class-mammalia.html>. • Klappenbach, J. (2012, 09 04). Facts about mammals. Retrieved from http://animals.about.com/od/mammals/a/tenfactsmammals.htm • "The Evolution of Mammals." The Evolution of Mammals. N.p., n.d. Web. 07 Mar. 2013. Bibliography

  8. The End

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