Bring 10 heaps of mechanical parts to the squirrel boss and he will give you a seed.
If you want a mechanical part from the raccoon, bring him 4 wheels that can be found around here.
To proceed further, move the car by pulling the rope:
Bring 5 eggs to the rat leader and he will give you a mechanical part.
You can find eggs lying in the nest:
In order to get a mechanical part from the conveyor belt, please place the electric boxes on the correct spots and puh the blue button:
To get a mechanical part from the crane, please pull the lever:
Once you find all 10 mechanical parts, return to the squirrel boss and get a seed 🙂