Bug Identifier
Striped Horse Fly / Tabanid Fly
Community identification

Striped Horse Fly / Tabanid Fly

Tabanus lineola (or similar Tabanus species)

Order & Family
Diptera (True Flies) / Tabanidae (Horse Flies)
Size
10 to 15 mm (0.4 to 0.6 inches)
See this bug in the Encyclopedia

Natural Habitat

Moist, wooded areas, pastures, near bodies of water like marshes, lakes, and streams

Diet & Feeding

Adult females feed on the blood of mammals including horses, cattle, and humans; adult males and females also feed on nectar and plant juices

Behavior Patterns

Females require a blood meal to develop eggs and use scissor-like mouthparts to cut skin. They are fast, strong fliers and are attracted to movement, dark colors, and carbon dioxide during sunny, daylight hours.

Risks & Benefits

Delivers a painful bite to humans and animals due to slicing mouthparts; can transmit pathogens/parasites to livestock and cause stress/blood loss; larvae act as aquatic/semi-aquatic predators of small invertebrates.