U.S. Congress on the Internet: http://thomas.loc.gov

Public Laws: http://thomas.loc.gov/bss/d107/d107/laws.html

U.S. Code: http://uscode.house.gov/search/criteria.php

The Bureau of Land Management: http://www.blm.gov

To sign a Petition against recent legislation changes: http://www.thepetitionsite.com/takeaction/166841148

To learn more about Immunocontraception: http://www.pzpinfo.org

Other miscellaneous sites of interest:
http://www.savewildhorses.org
http://www.mustangs4us.com
http://www.news.nationalgeographic.com/news/2001/10/1024_TV/mustangs
http://www.fund4horses.org
http://www.wrightwoodcalif.com