Full list of all 11 Gravity Duck achievements worth 1,000 gamerscore. It takes around 0-0.5 hours to unlock all of the achievements on Xbox One.
Get 50 Golden Eggs.
Discover the bat.
Finish The Forest world.
Get 30 Golden Eggs.
Discover the butterfly.
Get 20 Golden Eggs.
Discover the shooting plant.
Discover the caterpillar.
Get 10 Golden Eggs.
Die for the first time.
Change the gravity for the first time.