This website on mass extinction provides charts, statistics, and scientific facts to buttress claims about the dwindling numbers of species left on earth, http://www.lassp.cornell.edu/newmme/ science/extinction, html

The WorldBook provides this website which contains essays and historical background on species' extinction, past and present: http://www .worldbook.com/fun/wbla/earth/html/ed12.htm

For extensive information of Scottish history, consult the following website: http://members .tripod.com/cunninghamc/NationalHistory/Nat ScotHistory.html

Professor George Landow ofBrown University has compiled an extensive bibliography on the history of Colonial Africa: http://landow.stg .brown.edu/post/africa/histbibl.html

Frank Marshall directed the film adaptation of Michael Crichton's novel, Congo, in 1995. The story details an expedition into deep, dark Africa that runs into an unknown race of killer apes.