Tsetsefly (Glossinidae)

Virtual Microscope



  • Insect: Three part body (head/thorax /abdomen) and 6 legsDorso-ventrally flattened
  • Yellowish or brownish-black
  • Robust flies
  • Slightly larger than houseflies (6 - 14 mm)
  • Forward-facing proboscis
  • Ax-shaped cell on the wing
  • Wings folded like scissors in resting position
  • Complete metamorphosis (holometabole development)
  • 23 species
  • Strongly limited distribution
  • Both males and females feed on blood
  • Blood meal every 2 - 3 days
  • Diurnal (active during the day)
  • No specific host


•Medical significance: 

  • Africa: Tsetse fly (Glossina) ->Vector of African sleeping sickness

In general: mechanical transmission of virus, bacteria, worm eggs, protozoa cysts


Tsetse fly is live bearing, the born last stage become pupea right after birth.