Nick Upton / Walled fields of Prickly pear / Barbary fig (Opuntia ficus-indica) on volcanic soil, formerly harvested for Cochineal insects (Dactylopius coccus), with Monte Corona volcanic peak in the background, n...

Paul Bertner / Scale insect, Danum Valley Conservation Area, Sabah, Borneo, Malaysia

Paul Bertner / Scale insect, Danum Valley Conservation Area, Sabah, Borneo, Malaysia

Paul Bertner / Scale insect, Khao Yai National Park, Thailand

Paul Bertner / Scale insects with waxy extrusions, Gunung Leuser National Park, Sumatra, Indonesia

Joao Burini / Predatory ant (Ponerinae sp) farming Scale bugs, Intervales State Park, Sao Paulo, Atlantic Forest South-East Reserves, UNESCO World Heritage Site, Brazil.

Tony Wu / Japanese black carpenter ant (Camponotus japonicus) minor workers tending to scale insects (Superfamily Coccoidea). The ant is eating honeydew secreted by the scale insects. Kanagawa, Japan.

Emanuele Biggi / Weaver ants (Oecophylla smaragdina) major and minor workers, Malaysian Borneo.

Lucas Bustamante / Ants (Formicidae) attacking newly emerged cicada (Cicadacae), Yasuni National Park, Ecuador . Highly commended in the Invertebrates Category of the Wildlife Photographer of the Year Awards (WPOY) Comp...

Jeff Foott / Mountain pine beetle (Dendroctonus ponderosae) larva on American coin for scale. Wyoming, USA, August. The current outbreak of mountain pine beetles has been particularly aggressive. This is due to...

Ingo Arndt / Migratory Locust (Locusta migratoria capito) swarm flying over grassland, near Isalo National Park, Madagascar. August 2013.

Ingo Arndt / Yellow crazy ant (Anoplolepis gracilipes) receiving nutrition from scale insect, Christmas Island, Indian Ocean, Australian Territory