# Growing Bird
You've successfully completed the first phase, and your bird has hatched! Now, it's time to embark on Phase II, where many exciting adventures await you. One of the coolest features is "[Preying](/ai-bird-game/preying.md)"
Level
Upgrade fee (BIRDS)
Upgrade fee (SUI)
Growing time (hour)
21
5000
0.8
24
22
5600
1
28
23
6200
1.2
32
24
6800
1.4
36
25
7400
1.6
40
26
8200
2
44
27
9000
2.4
48
28
9800
2.8
52
29
10600
3.2
56
30
11400
3.6
60
31
12900
4.2
64
32
14400
4.8
68
33
15900
5.4
72
34
17400
6
67
35
18900
6.6
80
When you reach level 31, you will choose one of four types: **Native, Pirate, Cowboy, or Wizard**.
---
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