A frog with extra legs! How could you use the scientific method to determine the cause of this deformity?

Go to the web site for Hartwick College to see how the scientific method was used to determine the cause of recently discovered frog deformities.

http://www.hartwick.edu/biology/def_frogs/Introduction/Exploration/explore.html

If the above link does not work, type "omit" for the frog portion on your lab report.

What were the different hypothesis proposed to explain the abnormal frogs?

What did the scientists conclude about the cause of frog deformities?