Fox Hunting

We can expect more interesting behavior when we introduce a second antagonistic population of foxes preying on our Rabbit Breeding.

From this we generalize to Metabolic Innovation, a graph building game that is a cross between Jenga and eLife.

The Lotka-Volterra Equations, also known as the predator–prey equations, are a pair of first-order nonlinear differential equations, frequently used to describe the dynamics of biological systems in which two species interact. wikipedia enlarge

Controls vary rate constants from 0.5 to 1.5 times initial value. Prey X is horizontal, Predators Y verticle.