Mealybug feeding on Banksia spinulosa
Photograph copyright: ozwildlife - all rights reserved. Used with permission.
Mealybugs excrete a waxy substance. They are found on various species of plants and can be a pest. I'm not sure what species this is - it could be Cottony Cushion Scale.
foliage of shrubs and trees
Males are uncommon. Females can reproduce without mating (parthenogenesis).