![]() ![]() ![]() The rate of pupation after the three-week trial was also looked at. The "worm" or larval phase of the superworm, is followed by the development of pupae - where the animal cocoons itself and metamorphoses into a darkling beetle.Īs expected, the rate was highest in the bran-fed beetles with more than 90 per cent becoming pupae.īut there was also a significantly higher pupation rate in the polystyrene-fed beetles compared to the starved beetles - more than 60 per cent compared to 10 per cent, again indicating that the polystyrene diet was at least superior to the starvation diet.įor every larva that entered the pupa phase from each diet group, all successfully hatched as beetles. ![]() "Superworms" aren't true worms, and are actually the larval stage of darkling beetles. ![]()
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