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：土、沙
另需：水域有限
| 自然目标 | 数量 |
|---|---|
| Small Rocky Cover | at least 80 |
| Medium Rocky Cover | at least 40 |
| Bushes | 150 to 400 |
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 |
|---|---|
| Scavengers | Golden Eagle, Nile Monitor, Secretarybird, Spotted Hyena, White-Backed Vulture, White-Tailed Sea-Eagle |
| Low Browsers | Black Rhinoceros, Cape Buffalo, North Sulawesi Babirusa, Red Deer, Sable Antelope |
| Terrestrial Foragers | Aardvark, African Savannah Elephant, Asian Elephant, Binturong, Eurasian Beaver, Siamang, Sumatran Orangutan |
