Mealybug Destroyer

Cryptolaemus montrouzieri

The larvae of this beetle disguise themselves as their prey, growing long, white waxy filaments to blend in with mealybug colonies and avoid detection by protective ants.

Scientific name
Cryptolaemus montrouzieri
Taxonomy
Animalia › Arthropoda › Insecta › Coleoptera › Coccinellidae › Cryptolaemus
IUCN Red List status
Least Concern
Population trend
stable
Biome
forest
Habitat
Citrus orchards, gardens, greenhouses, deciduous forests, and shrublands.
Diet
Mealybugs, scale insects, and occasionally aphids.
Range
Australia (native), North America (introduced), Europe (introduced), Asia (introduced)
Size
Adults: 3-4 mm; Larvae: up to 10 mm
Lifespan
50 to 70 days
Active
diurnal
Threats
Broad-spectrum chemical pesticides, extreme winter cold, and loss of agricultural biodiversity.
Safe to approach?
Harmless and highly beneficial. If encountered in a garden or greenhouse, do not disturb them as they are active pest controllers. They do not bite or sting humans, though they may secrete a harmless, bitter yellow fluid if handled roughly.

Cryptolaemus montrouzieri , common name Mealybug Ladybird or Mealybug Destroyer , is ladybird species .

Photo: no rights reserved, CC0, via iNaturalist

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