Here is the full list of all 19 White Shadows achievements.
Survive the Bird House without ever getting caught
Have 20 chicks cling to you as a shield
Die in every possible way
Complete the game
Complete the game and watch the whole credit sequence because you just couldn't get enough of this!
Use the tiny chick to solve the hammer puzzle
Complete all other achievements
Complete the first chapter of the game
Make yourself a battery to enter the chick fields
Survive the Funworld Trials
Survive the Tintown Trials
Start the final chapter of the game
Use ravengirl to solve the hammer puzzle
Survive the Funworld Trials without dying
Survive the trains ride without dying
Survive the Tintown Trials without dying
"Use" all the possible chicks for the Battery Maker 2000.
Catch the first chick and take it with you
Lure 80 chicks into the bowels of the muncher