πŸ› True Bugs

Red Cotton Bug

Dysdercus koenigii

About Red Cotton Bug

A bright red and black true bug that stains cotton lint by piercing developing cotton bolls. Adults and nymphs aggregate in large numbers on cotton plants, and their feeding introduces fungi that further damage the crop.

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Did You Know?

The red staining caused by this bug's feeding on cotton bolls reduces the market value of the cotton fiber by creating permanent yellow spots.

How to Identify Red Cotton Bug

Red Cotton Bug (Dysdercus koenigii) belongs to the order Hemiptera, family Pyrrhocoridae. Adults typically measure 12-18 mm.

Red Cotton Bug Habitat

Red Cotton Bug is found in farmland habitats, particularly across South Asia (India, Pakistan, Bangladesh, Nepal, Sri Lanka). This species has adapted to thrive in its preferred environment, where it can find suitable food sources and shelter.

Red Cotton Bug Diet and Feeding

Red Cotton Bug feeds on fungi and moulds. Fungus-feeding insects help regulate fungal populations and contribute to decomposition processes.

Where Is Red Cotton Bug Found?

Red Cotton Bug can be found in South Asia (India, Pakistan, Bangladesh, Nepal, Sri Lanka), where it inhabits farmland environments. Its distribution is influenced by climate, food availability, and habitat suitability.

Distribution Map

Where Red Cotton Bug can be found

Is Red Cotton Bug Dangerous?

Red Cotton Bug is generally harmless to humans. It does not bite or sting and poses no significant health risk. Like most insects, it prefers to avoid human contact and will typically flee rather than confront a perceived threat.

Red Cotton Bug Role in Nature

Red Cotton Bug plays a role in its ecosystem as part of the food web, serving as both consumer and prey. Insects like Red Cotton Bug are a vital food source for birds, bats, and other wildlife, and contribute to the overall health and balance of their environment.

Seasonal Activity

Jan
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Peak activity Moderate Low / dormant

Frequently Asked Questions About Red Cotton Bug

What does Red Cotton Bug look like?

The Red Cotton Bug typically measures 12-18 mm.

Where is Red Cotton Bug found?

The Red Cotton Bug is found in South Asia (India, Pakistan, Bangladesh, Nepal, Sri Lanka) and typically inhabits farmland environments.

What does Red Cotton Bug eat?

The Red Cotton Bug feeds on fungi and moulds.

Is Red Cotton Bug dangerous to humans?

The Red Cotton Bug is generally harmless to humans. It does not bite or sting and poses no significant health risk.

What is an interesting fact about Red Cotton Bug?

The red staining caused by this bug's feeding on cotton bolls reduces the market value of the cotton fiber by creating permanent yellow spots.

Cite This Page

APA:
InsectDiscover. (2026). Red Cotton Bug (Dysdercus koenigii). Retrieved from https://insectdiscover.com/insect/red-cotton-bug

MLA:
"Red Cotton Bug." InsectDiscover, https://insectdiscover.com/insect/red-cotton-bug.