Notes:
All percentages are approximate.

Music
"08 Grand Place" MonsieurCheu Pakakonet
http://soundcloud.com/monsieurcheu/08...

Sources:
eyes-
http://www.aclens.com/Most-Common-Eye...
achoo syndrome-
http://healcon.com/health-book/health...
mortons toe-
http://www.integrative-healthcare.org...
webbed feet-
http://www.chacha.com/question/what-p...
Hair -
http://en.wikipedia.org/wiki/Red_hair
http://udel.edu/~mcdonald/mythhairwho...
http://www.hairboutique.com/blogs_p/i...
http://facts.randomhistory.com/blonde...
dimples-
http://www.chacha.com/question/why-do...
tongue-
http://www.omg-facts.com/Technology/T...
Inher/14982#11oMMdz1FOE8hHlU.99
earlobes-
http://wiki.answers.com/Q/How_many_pe...
hand clasping
http://udel.edu/~mcdonald/mythhandcla...
left handed-
http://www.huffingtonpost.com/2012/10...
fingerprints-
http://www.viewzone.com/fingerprintsx...
Hand crease-
http://www.nlm.nih.gov/medlineplus/en...
bellybuttons-
http://wkdq.com/what-makes-belly-butt...
teeth
http://en.wikipedia.org/wiki/Hypodontia

Photo credits
Dan Aykroyd
By: Frederick M. Brown/Getty Images Entertainment
http://www.gettyimages.com/detail/new...

Ashton Kutcher
Michael Loccisano/Getty Images Entertainment
http://www.gettyimages.com/detail/new...

CloseUp of a human ear
Gang Liu/Shutterstock
http://www.shutterstock.com/pic-59341...

Close up view of human ear
aleksandar zoric/ShutterStock
http://www.shutterstock.com/pic-12925...

Scary dentist and assistant at a treatment, from the perspective of a patient
Kzenon/Shutterstock
http://www.shutterstock.com/pic-12920...

Webbed Toes
Roger L. Friedman, D.P.M./Wikimedia
http://commons.wikimedia.org/wiki/Fil...

Toes Miss Liberty
Wikimedia
http://commons.wikimedia.org/wiki/Fil...

Whirl shaped belly button
Jerome Scholler/shutter stock

http://www.shutterstock.com/pic-85231...