As you want to study the forest and it's inhabitants, you had to move into the forest. But no animal will come close to a house in which live people. So you had to make it to blend into the sight. That's how you ended up with this green house which looks exactly like it has been grown in the forest. From this house you could analyze the animals and their behavior, finding out some very interesting and new things. But when your study was over, you realized that you remained trapped here. Find a way to escape. Good luck!
Walkthrough for Greeny Forest House Escape