The Powerup Bonuses

Powerup Bonus 1
Power-up: Chance of appearing: 5%
 * When the bird hits something, it does damage, dies, and sends clones from the sky to where it hit.

Powerup Bonus 2
Power-ups: Chance of appearing: 30%
 * The bird gains:
 * 30% attack bonus
 * 27% extra life time
 * 50% extra speed

Powerup Bonus 3
Power-up: Chance of appearing: 12%
 * When the bird dies, thebird explodes, sending out costic fumes, exploding in a 175px range. The poison lasts for 8 seconds and kills pigs 4 seconds after 1st touch.

Powerup Bonus 4
Power-ups: Chance of appearing: 43%
 * 2.5x speed
 * 10% attack bonuses

Powerup Bonus 5
Powerup: Chance of appearing: 10%
 * When the bird hits, it dissolves its ground in a 300px range, also killing pigs.