Di Giuseppe, M., Vavitas, A., Ritter, B., Fraser, D., Arora, A., & Lisser, B. (2003). Biology 12. Toronto, Ontario:

Nelson.

Galbraith, D., Blake, L., Bullard, J., Chetty, A., Grace, E., Matovinovic, D., Price, G., & Mason, A. (2001). Biology 11.

Toronto, Ontario: McGraw-Hill Ryerson.

McDarby, M. (2001). An online introduction to the biology of animals and plants. Retrieved from

http://faculty.fmcc.suny.edu/mcdarby/Animals&PlantsBook/History/02-Explaining-Life-Classification.htm

Nuffield Foundation (2011). Practical Biology: Monitoring water pollution with invertebrate indicator species.

Retrieved from http://www.nuffieldfoundation.org/practical-biology/monitoring-water-pollution-invertebrate-indicator-species

Ritter, B., Adam-Carr, C., & Fraser, D. (2002). Biology 11. Toronto, Ontario: Nelson.

Wikepidea. (2014). Specific name (zoology). Retrieved from https://en.wikipedia.org

/wiki/Specific_name_%28zoology%29