Trophy awards:Unlock the following trophy awards by performing the corresponding tasks on all single-player levels:ITEM – HOW TO UNLOCKChicken Trophy – Get at least a bronze medal on all single player levelsCow Trophy – Get gold medal on all single player levels.Pig Trophy – Get at least a silver medal on all single player levels.Sheep Trophy – Get a perfect abduction on all single player levels.Blanka Boulder:To unlock the Blanka Boulder, complete single player campaign mode with a perfect abduction on all levels.Infinite Boost:To unlock infinite boost, get a gold medal on all single-player levels.Developer hints:1. Fields slow down most animals. You want to have them march on a clear path, so be creative in your destruction!2. Animals follow their loved ones where ever they go. Exploit this behavior and lure the whole herd.3. The faster you herd animals to your mothership, the better off you will be.4. Pits can turn your flock harvest into a lemming suicide. Use bales of hay to plug up holes in your path. You can also pick up and throw rocks with the tractor beam.5. Animals shy away from pits, but can be forced to commit suicide if provoked enough.6. Animals herd differently. For example, cows are slower to accelerate to top speed, but if they are agitated too much, they will stampede instead.7. Cows are also heavy enough to bowl over some obstacles in the landscape.8. Sheep on the other hand, will shrink when dampened.9. Nocturnal predators are nasty. They will appear and devour parts of your herd.10. Some stones can be toggled on and off with your depressor beam. These stones will light the way forward.11. If there aren