References and Bibiliography.

I have used the following websites for the photos that you see here on Human Origins:http://anthro.palomar.edu/tutorials/biological.htm http://www.aliciapatterson.org/APF001973/Rensberger/Rensberger05/Rensberger01.jpg

http://www.enciclopedia.com.pt/images/ardipithecus-ramidus.jpg

http://scienceblogs.com/afarensis/upload/2007/06/black_skull_sk.jpg

http://news.nationalgeographic.com/news/2009/10/photogalleries/oldest-human-skeleton-ardi-missing-link-chimps-pictures/

http://www.pbs.org/wgbh/nova/beta/evolution/becoming-human-part-3.html

http://www.pbs.org/wgbh/nova/beta/evolution/becoming-human-part-1.html

http://www.nationalgeographic.com/field/projects/human-origins/

http://ngm.nationalgeographic.com/human-evolution/human-ancestor

http://www.becominghuman.org/

http://iho.asu.edu/

http://www.archaeologyinfo.com/evolution.htm

http://www.pbs.org/wgbh/nova/beta/evolution/becoming-human-part-2.html

http://www.kfrp.com/

http://www.becominghuman.org/sites/default/files/Neanderthal%20Range%20(Sc`ience%205:8:10)_0.jpg

http://www.wadsworth.com/anthropology_d/special_features/ext/latest_dirt/ethiopia.html

http://www.wadsworth.com/anthropology_d/special_features/ext/latest_dirt/georgia.html

http://www.wadsworth.com/anthropology_d/special_features/ext/latest_dirt/chad.html

http://www.wadsworth.com/anthropology_d/special_features/ext/latest_dirt/southafrica.html