Today I have been playing with the errorbars from knime. To recreate the plot from http://flyordie.sin.khk.be/2011/04/20/day-27-a-lot-of-graphics-in-one-place/ I had to be able to create 2 y-axis, and multiple plots on 1 graph. At the end of the day I ...

Zero Inflated Models and Generalized Linear Mixed Models with R.
Zuur, Saveliev, Ieno (2012).