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Reconstruction of the Fossil Skeleton of "Lucy" the Australopithecus Afarensis. Digital image. Wikipedia. N.p., 21 Mar. 2007. Web. 4 Mar. 2016
Ardipithecis Ramidus Skeleton 1994-1996. Digital image. Wikipedia. N.p., 30 July 2010. Web. 4 Mar. 2016.
Compare the two skeletal remains pictured here. The skeleton on the left is over 4 million years old and the skeleton on the right is 3.2 million years old.
What conclusion can be drawn by comparing the two?
Early human species differed little over time.
There are too many missing bones to make a proper comparison.
The skeletal remains on the left are decaying at a faster rate.
Significant evolutionary changes occurred in the human body between the two time periods.
The skeletal remains on the right have been preserved utilizing newer techniques.