Top-level site for the U.S. F&WS, which regulates trade on protected and endangered species in the United States. The top-level site contains general information about USF&WS plus links to regional F&WS sites. The regional sites have information on endangered species, regulations, and permits.

The official CITES (Convention on International Trade in Endangered Species of Wild Flora and Fauna) web site. Contains the full-text of the CITES agreement, an on-line species database, and background information on CITES.

51 forums available on this site for asking questions regarding laws, regulations and restrictions.

Taxonomic, conservation status, and distribution information on species that have been evaluated using the new IUCN Red List Category System.