Once you drop, you can't stop !

Look at these cute birds, they have no wings - even no tiny wings.They are the only birds without wings exist in the world. And their name is "KiwiBird".

And now I've added mysterious numbers on each bird. What's these numbers for ? By play this game you will get the answer with surprise !

This is a game beyond all the puzzle game !!
This is a game you'll be addicted!
This is a easy game but takes a long time to master!

How to play:
1.Touch the screen and move the Bird left or right, and release you finger to drop the bird.
2.Use the "Bird7" to change any birds to Bird 7
3.Make sure the rows of Birds are not greater than 7, if there are any birds are out of the grid, game is over! And also, if the grids are all full, Game is over .
4.Try to make chains as long as you can, scores are exponential growth.