Use the following websites to help you on your mission:
Endangered Animals of the World
http://www.tenan.vuurwerk.nl/indexusa.htm
Step 2. Provide the four basic elements- Backyard Wildlife Habitat Program- National Wildlife
http://www.nwf.org/backyardwildlifehabitat/habitat2.cfm
U.S. Fish and Wildlife Service
Endangered Species Information, U.S. Fish and Wildlife Service
http://endangered.fws.gov/wildlife.html
Yahooligans!- Science and Nature: Living Things: Animals: Endangered Species
http://www.yahooligans.com/science_and_nature/living_things/animals/Endangered_Species/
*Disclaimer: I am not responsible for any material that can be viewed by the students as they follow the various links associated with the above listed sites.