HomeElectronic Sources:
1. "Aquafacts-sharks." Ocean link. 1998 <http://oceanlink.island.net/sharks.html> (Jan. 1999)
2. "Evolution of Sharks." Extinct Sharks. 1998 <http://www.EnchantedLearning.com/s...harks/classification/Extinct.shtml (Jan. 1999)
3. Mike "Sharks" Sharks http://crockerfarm.org/ac/r02/writing/Mikeshark.html
Printed Materials:
Downs, Matthew. "Sharks." Random House Value Publishing, Inc: New Jersey.
Encyclopedia:
Shaw, Evelyn. "Sharks, Skates, and Rays". Grolier Incorporated.1992 p. 140 - 143
Special Credit:
Murphy, Patrick. Shark caretaker, Aquarium of the Americas. New Orleans.