References
Literary References:
Brackenbury, J. 1992. Insects in Flight. Blandford, UK
Emmel, T. 1975. Butterflies, Their World, Their Life Cycle,
Their Behavior. Alfred A. Knopf, New York
Emmel, T. and B. Kenney.
1997. Florida’s Fabulous Butterflies. World Publications,
Singapore
Gerimaldi, D. and M. Engel.
2005. Evolution of Insects. Cambridge University Press
Howse, P. 2010. Butterflies Decoding Their Signs and Symbols.
Firefly Books
Bartlett 2004. <URL:http://bugguide.net/node/view/491>.
Accessed 20 March 2012
Stang 2012. <URL:http://zipcodezoo.com/Animals/P/Papilio_glaucus/#interestingfacts>.
Accessed 20 March 2012
Peggy Notebaert Nature Museum 2012. <URL:http://www.naturemuseum.org/online/thebutterflylab/index.htm>.
Accessed 3 April 2012
Special thanks to the following for usage of photos:
Pippen 2010. <URL:http://www.duke.edu/~jspippen/butterflies/easterntigerswallowtail.htm
Cook 2012. <URL:http://www.carolinanature.com/butterflies/ets.html>.
Accessed 25 March 2012