How do you find all 20 vast white quills in pokepark2?

There are only 18 Vast White Quills in the game, not 20. Here are the locations of those Quills:

- Entrance Area

- Central Area

- Sky Zone

- Water Zone

- Forest Zone

- Fire Zone

- Ice Zone

- Sky Area 2

- Water Zone 2

- Forest Zone 2

- Fire Zone 2

- Ice Zone 2

- Sky Area 3

- Water Zone 3

- Forest Zone 3

- Fire Zone 3

- Ice Zone 3