Lusect are known to infest forests and siphon nutrients from local flora for the sake of their own health and growth. They will turn on their own kind if any attain brighter colors, which is a sign of having overfed.
Lusect are known to infest the roots of large trees en masse and drain nutrients. It requires a lot of effort to maintain Lusect's vivid coloring, but some collectors enjoy this work and treat it as their hobby.