Here is the full list of all 20 Krek Da Frog achievements.
You must eat 25 butterflies to get this achievement.
You must eat 50 butterflies to get this achievement.
You must eat 75 butterflies to get this achievement.
You must eat 100 butterflies to get this achievement.
You must eat 125 butterflies to get this achievement.
You must eat 150 butterflies to get this achievement.
You must eat 175 butterflies to get this achievement.
You must eat 200 butterflies to get this achievement.
You must eat 225 butterflies to get this achievement.
You must eat 250 butterflies to get this achievement.
You must eat 275 butterflies to get this achievement.
You must eat 300 butterflies to get this achievement.
You must eat 325 butterflies to get this achievement.
You must eat 350 butterflies to get this achievement.
You must eat 375 butterflies to get this achievement.
You must eat 400 butterflies to get this achievement.
You must eat 425 butterflies to get this achievement.
You must eat 450 butterflies to get this achievement.
You must eat 475 butterflies to get this achievement.
You must eat 500 butterflies to get this achievement.