A jungle-based fable with animal characters, incorporating principles of systems thinking. Billibonk, the elephant, and Frankl, the mouse, try to find out why the river is flooding. They discover that conflict between herons and hippos is upsetting the way a lagoon works. Billibonk and Frankl have to find a way to resolve the conflict and have herons and hippos work together.

This is the third book in the Billibonk and Frankl series.