πŸͺ° Flies

Secondary Screwworm Fly

Cochliomyia macellaria

About Secondary Screwworm Fly

A blow fly that breeds in carrion and occasionally infests wounds in livestock. It is widely used in forensic studies in the Americas.

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Did You Know?

Unlike the primary screwworm, it only feeds on dead tissue rather than living flesh.

How to Identify Secondary Screwworm Fly

Secondary Screwworm Fly (Cochliomyia macellaria) belongs to the order Diptera, family Calliphoridae. Adults typically measure 8-12 mm.

Secondary Screwworm Fly Habitat

Secondary Screwworm Fly is found in farmland habitats, particularly across North America, South America. This species has adapted to thrive in its preferred environment, where it can find suitable food sources and shelter.

Secondary Screwworm Fly Diet and Feeding

Secondary Screwworm Fly feeds on dead animal matter and carrion. By consuming decaying flesh, carrion feeders help clean the environment and recycle nutrients.

Where Is Secondary Screwworm Fly Found?

Secondary Screwworm Fly can be found in North America, South America, where it inhabits farmland environments. Its distribution is influenced by climate, food availability, and habitat suitability.

Distribution Map

Where Secondary Screwworm Fly can be found

Is Secondary Screwworm Fly Dangerous?

Secondary Screwworm Fly 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.

Secondary Screwworm Fly Role in Nature

Secondary Screwworm Fly plays a vital role in decomposition and nutrient recycling. By breaking down dead organic matter, it helps return nutrients to the soil, supporting plant growth and maintaining ecosystem health.

Seasonal Activity

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Peak activity Moderate Low / dormant

Frequently Asked Questions About Secondary Screwworm Fly

What does Secondary Screwworm Fly look like?

The Secondary Screwworm Fly typically measures 8-12 mm.

Where is Secondary Screwworm Fly found?

The Secondary Screwworm Fly is found in North America, South America and typically inhabits farmland environments.

What does Secondary Screwworm Fly eat?

The Secondary Screwworm Fly feeds on dead animal matter and carrion.

Is Secondary Screwworm Fly dangerous to humans?

The Secondary Screwworm Fly is generally harmless to humans. It does not bite or sting and poses no significant health risk.

What is an interesting fact about Secondary Screwworm Fly?

Unlike the primary screwworm, it only feeds on dead tissue rather than living flesh.

Cite This Page

APA:
InsectDiscover. (2026). Secondary Screwworm Fly (Cochliomyia macellaria). Retrieved from https://insectdiscover.com/insect/secondary-screwworm-fly

MLA:
"Secondary Screwworm Fly." InsectDiscover, https://insectdiscover.com/insect/secondary-screwworm-fly.