Here is the full list of all 19 WackyMoles achievements.
Kill 10 rabbits
Combo number over 50
Complete the first chapter
Complete the second chapter
Kill 500 moles
Kill 300 party moles
Kill 500 moles in small-weapon buff
Hit 100 bombs
Die 1 time
Collect 1000 fruits
Collect 100 apples
Collect 200 tomatoes
Collect 300 pears
Combo number over 150
Combo number over 250
Combo number over 350
Achieve all the challenge targets
Don’t die in 20 minutes in the endless mode
Kill 6666 moles