연구 레벨
| Level | Unlocks |
|---|---|
| Level 1 | Thriving Requirement 1: Water Hoop, at least 2; African Penguin Fact Sheet |
| Level 2 | Thriving Requirement 2: Aquatic Feeder - Fish, at least 2; Fertility Level 1 (+15% fertility) |
| Level 3 | Thriving Requirement 3: Food Grade 2; Release groups and release to the wild |
| Level 4 | Thriving Requirement 4: Grass terrain |
| Level 5 | Thriving Requirement 5: Coarse Sand terrain; Fertility Level 2 (+30% fertility) |
