has plants and a single beetle plants will reproduce a variable affects the speed of doing so called as- " atmospheric nitrogen level " when you eat plants you release nitrogen(and other resources i was too lazy to add in too) back into the wild recycling the overpopulation to make space(this only demonstrates a small part of the ecosystem such as how this project doesn't have any predators so if the beetle reproduced too then the plants would go extinct)
mouse to move your beetle or hamster if you have a wireless type in bombaclat if you see this