What are the 2 patterns found in nature and describe their relation to Mathematics.

Answer 1

I suggest you look at the Fibonacci numbers, one of my favourite topics in math.
The following page will start you off and lead you to a path of discovery lasting you a lifetime.
http://www.maths.surrey.ac.uk/hosted-sites/R.Knott/Fibonacci/fibnat.html

Answer 2

Is the fibonnaci numbers are the only pattern that can be found in nature?