Presentation is loading. Please wait.

Presentation is loading. Please wait.

By: Travis Hartneck David Stacy. Questions Asked: Why did the leg and body structure of horses evolve so drastically over a 55 million year stretch? What.

Similar presentations


Presentation on theme: "By: Travis Hartneck David Stacy. Questions Asked: Why did the leg and body structure of horses evolve so drastically over a 55 million year stretch? What."— Presentation transcript:

1 By: Travis Hartneck David Stacy

2 Questions Asked: Why did the leg and body structure of horses evolve so drastically over a 55 million year stretch? What were the evolutionary steps involved in this change?

3

4

5

6

7

8

9

10 Habitat Change Evasion of predators Change in diet Browsers to Grazers Expansion of range

11 Franzen, J. L. (2006). The ris of horses 55 million years of evolution. Balitmore: The John Hopkins University Press. Lull, R.S. (1907). The evolution of the horse family, as illustratd in the yale collecions. American journal of science, 135(161), Retrieved from http://www.ajsonline.org/cgi/reprint/s4-23/135/161 MacFadden, B.J. (1992). Fossil horses. Cambridge: Cambridge University Press. MacFadden, B.J. (2005). Fossil horses evidence for evolution. Science, 307(5716), Retrieved from http://web.ebscohost.com/ehost/detail?hid=11&sid=3c50abc2-e151-415a-92e7- 4f7e0ef834be%40sessionmgr15&vid=2&bdata=JnNpdGU9ZWhvc3QtbGl2ZQ% 3d%3d#db=a9h&AN=16555904 Simpson, G.G. (1951). Horses. New York: Oxford University Press.


Download ppt "By: Travis Hartneck David Stacy. Questions Asked: Why did the leg and body structure of horses evolve so drastically over a 55 million year stretch? What."

Similar presentations


Ads by Google