Nigel Cattlin / Glasshouse / Tuber mealybugs (Pseudococcus viburni) on stem of house plant, close up. UK, January.

Nigel Cattlin / Glasshouse / Tuber mealybugs (Pseudococcus viburni) on stem of house plant, close up. UK, January.

Nigel Cattlin / Glasshouse mealybug (Pseudococcus viburni) infestation on Bougainvillea (Bougainvillea sp) peduncle in conservatory, UK. August.

Nigel Cattlin / Glasshouse mealy bug (Pseudococcus viburni) honeydew from infestation on Lemon (Citrus limon) fruit, cultivated in conservatory.

Nigel Cattlin / Glasshouse mealy bug (Pseudococcus viburni) infestation on Lemon (Citrus limon) fruit, cultivated in conservatory.

Paul Bertner / Green Tree Ant (Oecophylla smaragdina) pair guarding Mealybugs (Pseudococcidae), Angkor Wat, Cambodia

Paul Bertner / Green Tree Ant (Oecophylla smaragdina) guarding Mealybugs (Pseudococcidae), Angkor Wat, Cambodia

Doug Wechsler / Mealy bugs on Wood Nettle (Laportea canadensis) urticating hairs, Fairmount Park, Wissahickon, Philadelphia, Pennsylvania, USA, May.

PREMAPHOTOS / Glasshouse mealybugs (Pseudococcus affinis) on Passion flower vine, UK

PREMAPHOTOS / Glasshouse mealybugs (Pseudococcus affinis) on a cultivated cactus plant, UK

Mark Moffett / Herdsman Ant (Dolichoderus cuspidatus) moving a Mealybug, Malaysia

Nigel Cattlin / Glasshouse mealybug (Pseudococcus viburni) infesting the swollen stem of a Bunny-ears cactus, (Opuntia microdasys).