| Unlockable | How to unlock |
| BOWLED OVER | KILL 10 CHICKENS WITH ONE THROW OF A BOULDER - STRIKE! |
| DEFENDER OF THE FLOCK | COMPLETE A LEVEL FEATURING THE NIGHTTIME PREDATOR WITHOUT LETTING IT EAT ANY ANIMALS |
| DON'T FENCE ME IN | KNOCK OVER 50 FENCES WITH A COW (AGGREGATE TOTAL) |
| FERTILISER | USE COWS TO MAKE 50 PILES OF POO (AGGREGATE TOTAL) |
| FIRST FLOCK! | COMPLETE FIRST LEVEL |
| GOOD SHEPHERD | FLOCK 25 ANIMALS AT ONCE |
| KING OF THE SKIES | FLY AND LAND 75 CHICKENS (AGGREGATE TOTAL) |
| LOVE BUNNY | USE 3 LOVE PATCHES IN 3 MINUTES |
| LUMBERJACK THE RIPPER | RIP UP 50 TREES (AGGREGATE TOTAL) |
| MAKE YOUR MARK | COMPLETE 10 CROP CIRCLES (AGGREGATE TOTAL) |
| MASTER FLOCKER | GET A PERFECT ABDUCTION ON ALL LEVELS, SINGLEPLAYER AND MULTIPLAYER |
| THE CONTINUOUS CARTOGRAPHER | PLAY THROUGH ONE USER-CREATED SINGLEPLAYER LEVEL AND ONE USER-CREATED MULTIPLAYER LEVEL |
| UNIDENTIFIED FLOCKING OBJECT | ABDUCT 20 ANIMALS (AGGREGATE TOTAL) |