Preadaptation This website includes a short description of preadaption and a video.

Definition "A small change in structure results in a big change in function" from

Another great source-about human preadaptations

It discusses how E.O. Wilson's, The Social Conquest of Earth, describes human preadaptations that lead to the technologically advanced species we are and a highly developed brain.

[Web log message]. (2013, January 16). Retrieved from

According to Wikipedia, preadaptation is synomous with exaptation.  

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