Here is the full list of all 23 Duck Season PC achievements.
Dog
Inspect the globe
Its over, you lose
Watch all the VHS tapes
Flip the sign in the game world
Shoot all the cattails in game world
Shoot the sitting duck in the game world
Don't shoot the dog in a playthrough
A better game
Use the Kid Wizard Book
Shot the sun with the golden shell
Platoon ending
What time is it really?
Cannon Ending
Stuck forever
Kill 100 Ducks
Tried to get Mom's attention
Kill two ducks with one shot
Throw something out the window
Shoot the dog more than once in a playthrough
Set the table for dinner
Beat All Cartridge Games
Survive the zombie attack