建立要求
生态系统建立前，该区域所需绘制的地形、自然目标和水。
地形：草地、土、碎屑
| 自然目标 | 数量 |
|---|---|
| Tree Litter | at least 125 |
| Medium Rocky Cover | at least 30 |
| Spreading Crown Trees | at least 300 |
| Dense Crown Trees | at least 170 |
繁荣要求
野放的动物必须填满的物种角色，已建立的生态系统才会繁荣。
| 物种角色 | 填补它的物种 |
|---|---|
| High Browsers | African Savannah Elephant, Asian Elephant, Eurasian Brown Bear, Masai Giraffe, Reticulated Giraffe |
| Terrestrial Seed Dispersers | African Savannah Elephant, Asian Elephant, Binturong, Black Rhinoceros, Black Wildebeest, Blue Wildebeest, Cape Buffalo, Common Ostrich, Eurasian Brown Bear, European Bison, Gemsbok, Malayan Tapir, Masai Giraffe, Mountain Hare, Nyala, Plains Zebra, Red Deer, Reticulated Giraffe, Sable Antelope, Siamang, Springbok, Sumatran Orangutan, Sun Bear |
