The Treehouse is an area of Sphericus in Creatures Online, first revealed in August 2011. It was also the first in-game area revealed after Creatures Online was announced.
The Treehouse is unlocked via goal, and it is possible to travel to and from The Hatchery via a portal.
It appears to have a population limit of 20.
Native Critters:
- Bee
- Chameleon
- Dark Taratou