[mountainlion]

Male and female human DNA has been sequenced and there were estimates of the age of the species. Why not take live squid DNA and DNA form the old squid and determine the age?

[GodGunsGuts]

If you take the time to read the following, I can assure you that you will find it absolutely fascinating:

DNA Mutation Rates and Evolution

http://www.detectingdesign.com/dnamutationrates.html