Planococcus citri - citrus mealybug.
Planococcus citri, the citrus mealybug, is an important sap-feeding pest insect in tropical climates worldwide.
An Acropyga goeldii worker carries a mealybug.

Viçosa, Minas Gerais, Brazil
An Acropyga goeldii worker carries a mealybug.

Viçosa, Minas Gerais, Brazil
An Acropyga goeldii worker carries a mealybug.

Viçosa, Minas Gerais, Brazil
An Acropyga goeldii worker carries a mealybug.

Viçosa, Minas Gerais, Brazil
Lasius (Acanthomyops) californicus citronella ants with their underground "cattle": mealybugs that produce honeydew.  

Mojave National Preserve, California, USA
The hollow stem of a Cecropia tree houses a colony of fierce Azteca alfari ants.  Here, a worker carries a larva to safety after the photographer disturbs the nest.  Note the mealybugs at lower-left, which the ants tend for honeydew.

Gamboa, Panama

Gamboa, Panama
Lasius (Acanthomyops) californicus citronella ants with their underground "cattle": mealybugs that produce honeydew.  

Mojave National Preserve, California, USA
Planococcus citri - citrus mealybug.
Planococcus citri - citrus mealybug.
Planococcus citri - citrus mealybug.
See photo in original gallery.
all images and text © Alex Wild 2001-2013