Bagua Animals

The 8 animal forms and training methods, are said to be the first Bagua.
Created by Tung Hai Chua in the early to mid 1800's.
These are where the Circular and Linear forms have come from. 
How to start: 

Pick an animal you like, and take it from there. 
There is no order to learn these in, the only set thing is that one would usually learn the Qi Shaking form before the full form.