Touch Same Birds

This game's goal is to touch same birds consecutively.
There are two kinds of birds randomly on the screen.
You must touch same birds consecutively.
In other words, Touch with even numbers.
There are two kinds of birds which are brown and black.
Pick one bird.
Thouch all that birds and touch other birds.
With level increased, birds count will be increased too.
Within limited 60 seconds, you must touch same birds consecutively.
Compare your score with other's in global leaderboard.