Petri Dish

Prey graze on drifting food and multiply when they are well fed. Predators hunt them, and starve when they cannot. Nothing is scripted. The populations rise and crash on their own.

FPS–

Prey: 30·Predators: 5

Paused

Controls

The dish starts with 30 prey and 5 predators. Add more at any time, or just watch.

Spawns 10 prey at a random spot in the dish.

Spawns 3 predators at a random spot in the dish.

Freezes the agents and the chart. Press again to continue.

Speed 1×

0.25× to 4×. Slower speeds make it easier to follow a single agent.

Clears the dish and starts again with 30 prey and 5 predators.

Reduced motion is on. The dish runs at half speed and the chart redraws twice a second.