The best replacement for maggots is termites.

The best alternatives to maggots are rated as following:
★★★★★  termites
★★★★★  worms
★★★  worms in dog poop
★★★  larvae
★★  tapeworms
★★  juggalos
★  moth larvae
★  pinworms
★  grubs
★  casters
★  flies
★  pantry moths
★  house fly maggots
★  wax worms
★  dog worms
  termite larvae
  mealworms
  caterpillars

Your alternative for maggots is not listed? Suggest!
Speaking about maggots, one probably shouldn't forget about cheese.

Other search terms related to maggots and their ratings are:
★★★★★ cheese
★ teeth
wound care
You have in mind a companion for maggots and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of maggots in all years. Click on graph for more.
maggots
termites
worms