LINKS:
Understanding Gecko Adhesion
http://bdml.stanford.edu/twiki/pub/Rise/AnisotropicStructuresMeeting/05-AutumnAdhesionChapter.pdf
Walter Federle on Insect Adhesion
http://jeb.biologists.org/cgi/reprint/209/14/2611.pdf
PDMS (polydimethylsiloxane) - Possible Adhesive
http://web.mit.edu/6.777/www/matprops/pdms.htm
VIDEOS:
Stanford University's Stickybot
http://www.youtube.com/watch?v=o5lMJtQOKSY&feature=player_embedded