Tenebrio molitor

Mealworms
Mealworms are not actually worms, they are the larval form of the mealworm or darkling beetle. They grow to

Acceptability
Large fish, reptiles, and amphbians may be fed mealworms.

Nutrients

 * unknown

Availability

 * These are widely avalible.

Special Notes

 * As with giving your animals any live food, there is the risk of adding parasites and dieases to your tank.
 * These creatures are large and can pinch you if mishandled.