While it is not yet part of the LEED guidelines, you may find our new "Pest Prevention By Design" guidelines useful. This peer-reviewed resource assembles a long list of building design and retrofit tactics known to prevent pest problems. A pilot credit based on these guidelines is in the works. See:
http://www.sfenvironment.org/news/update/pest-prevention-by-design-guide...

Chris Geiger, with Mark Palmer