πŸͺ° Flies

Yellow Fly

Diachlorus ferrugatus

About Yellow Fly

A medium-sized yellowish horse fly notorious for its aggressive biting. It is particularly abundant in the coastal southeastern United States.

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Did You Know?

It is considered one of the most painful biting flies in the southeastern United States.

How to Identify Yellow Fly

Yellow Fly (Diachlorus ferrugatus) belongs to the order Diptera, family Tabanidae. Adults typically measure 10-14 mm.

Yellow Fly Habitat

Yellow Fly is found in beaches & coastal habitats, particularly across Southeastern North America, Central America. This species has adapted to thrive in its preferred environment, where it can find suitable food sources and shelter.

Yellow Fly Diet and Feeding

Yellow Fly is a blood-feeding species that obtains nutrients by feeding on the blood of mammals, birds, or other animals. Blood feeders have specialised mouthparts adapted for piercing skin.

Where Is Yellow Fly Found?

Yellow Fly can be found in Southeastern North America, Central America, where it inhabits beaches & coastal environments. Its distribution is influenced by climate, food availability, and habitat suitability.

Distribution Map

Where Yellow Fly can be found

Is Yellow Fly Dangerous?

Yellow Fly is a blood-feeding insect that bites humans and animals to obtain a blood meal. Bites can cause irritation, itching, and in some cases allergic reactions. Some blood-feeding insects are known to transmit diseases, so precautions should be taken to avoid bites.

Yellow Fly Role in Nature

Yellow Fly plays a role in its ecosystem as part of the food web, serving as both consumer and prey. Insects like Yellow Fly 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
Feb
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May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Peak activity Moderate Low / dormant

Frequently Asked Questions About Yellow Fly

What does Yellow Fly look like?

The Yellow Fly typically measures 10-14 mm.

Where is Yellow Fly found?

The Yellow Fly is found in Southeastern North America, Central America and typically inhabits beaches & coastal environments.

What does Yellow Fly eat?

The Yellow Fly feeds on the blood of mammals, birds, or other animals.

Is Yellow Fly dangerous to humans?

The Yellow Fly is a blood-feeding insect that bites humans and animals. Some blood feeders can transmit diseases. Take precautions to avoid bites.

What is an interesting fact about Yellow Fly?

It is considered one of the most painful biting flies in the southeastern United States.

Cite This Page

APA:
InsectDiscover. (2026). Yellow Fly (Diachlorus ferrugatus). Retrieved from https://insectdiscover.com/insect/yellow-fly

MLA:
"Yellow Fly." InsectDiscover, https://insectdiscover.com/insect/yellow-fly.