Happy White Cockatoo Rescue

There are some hunters who hunt poor animals and birds everyday. But you don't like that and whenever you have the chance, you save those poor animals and  birds. This time they hunted down a White Cockatoo Bird. They locked it in a cage and left hunting again. So this is your best chance to escape that poor White Cockatoo. But the cage is locked and you don't have the key. There are some puzzles around, if you solve all those puzzles you will find the key which open the cage, so you will be able to escape the poor White Cockatoo. Good luck!