Pump up the birds APK

Urban bird combat is a rough affaire, so protect tour turf! The rules are simple: two birds collide, the biggest converts the other, so pump up your birds! But careful not to hit other birds as you are inhaling, for your birds will lose his air.

How to play:
Touch your birds to pump them up. Hit other birds to convert them into yours. Don't let your birds hit bigger birds than them.

Characteristics:
- 20 levels
- 4 types of enemies
- Cats on Jetpacks!
- Simple controls