Koa Bug vs Pigeon Bug

Side-by-side species comparison

Attribute Koa Bug Pigeon Bug
Scientific Name Coleotichus blackburniae Cimex columbarius
Order Hemiptera Hemiptera
Family Scutelleridae Cimicidae
Size 15-20 mm 4-5 mm
Habitat Forests Woodlands
Diet Sap Feeders Blood Feeders
Regions Hawaii Europe
Conservation Vulnerable Least Concern

Koa Bug

A colorful jewel bug endemic to Hawaii with metallic green, gold, and red coloring. It feeds on koa and other native trees.

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Did You Know?

Invasive parasitoid wasps have drastically reduced its numbers across the Hawaiian Islands.

Pigeon Bug

A cimicid ectoparasite of pigeons and doves found in nest sites and dovecotes across Europe. It can bite humans in buildings with pigeon infestations.

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Did You Know?

Removing pigeon nests from buildings without treating for these bugs often drives them indoors to bite residents.