Calci worms are the larvae of the black soldier fly, they are an excellent live food for ,fish, amphibians, and reptile ,unlike many common feeder insects, they are very high in calcium and are great for healthy bone development and the prevention of MBD ( metabolic bone disease)  they also contain many other nutrients and amino acids, the black soldier fly is the adult form of the calci worm these are also a great good source for amphibians and reptiles.
Size - medium -  0.6 to 1.4 cm