Some theorize that Ludicolo's festive nature has been ingrained in its very DNA and causes quirks in fusions' appearance; for instance, Exeggcolo can come in bright and flamboyant colors. Exeggcolo can be very social but they dislike physical touch.
When it hears festive music, all the cells in its body become stimulated, and it begins moving in rhythm. It consists of six eggs that care for each other.