Darwinian Evolution Simulator

A simple predator–prey model with color-based selection (rabbits vs. foxes). One fox eats one rabbit every 15 seconds.

Simulation Controls

Current: 0

Initial Rabbits (on Reset)

Offspring per Reproduction Cycle (1–8)

White3
Grey3
Black3

Higher values increase births each cycle for that color.

Offspring Color Ratio (Sum auto-normalized)

White33%
Grey34%
Black33%

These ratios control newborn fur colors during reproduction.

Legend

  • Grey field favors grey rabbits (better camouflage).
  • Snow favors white rabbits; black are most visible.
  • Each fox eats 1 rabbit every 15 seconds (if any exist).
  • Use the sliders to tweak births and newborn color ratios.

Field

Rabbits — White: 0 · Grey: 0 · Black: 0 | Foxes: 0

Live Population Graph

Time steps ≈ 1s