U. S. Fish & Wildlife Service- Provides information about FWS programs involving coastal ecocystems, conservation,
endangered species, environmental contaminants, fisheries, and migratory birds and
waterfowl. Includes lists of all endangered and threatened species along with images
of selected endangered species.
Sierra
Club - a non-profit member-supported, public organization that promotes
conservation of the natural environment by influencing public policy decisions -
legislative, administrative, legal, and electoral.