Avoid Spike - bird is flappy APK

This game's goal is for flappy bird to avoid spike by flapping.
There is a flappy bird which flys.
Here is mountain which is filled with woods.
There are spikes on the up, down, left and right sides.
A bird must avoid spike by flapping.
To avoid spike, must touch anywhere on the screen for bird not to touch spike
Our bird probably seems to be busy.
If mistouchs. bird may lose life.
Help our bird and make bird not to touch spike.
concentrate your brain on game! avoid spike!
Wish clever bird to become free from spike.
Compare your score with other's in global leaderboard.