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Vietnamese Walking Sticks
Medauroidea extradentata

  • Habitat: sub-tropical dry and wet forests
  • Range: endemic to Vietnam
  • Natural Diet: leaves of vegetation they inhabit, in Vietnam.
  • Status in the Wild: Not evaluated

These stick insects are found in the tropical rainforest habitats in Vietnam (photo courtesy: Wikimedia Commons)

 Fun Facts

  • Vietnamese walking sticks are only found in Vietnam
  • They are approximately 4 to 5 inches long.
  • They are brownish-black in color and look like twigs, which help them to camouflage from their predators
  • Their mouthparts are specially designed so that they can efficiently chew plant material
  • These walking sticks are asexual. They lay hundereds of their eggs on the forest floor of their habitat
  • They have short life spans of about 5 to 6 months.


Conservation Threats

  • The major threats are habitat destruction, some agricultural practices, and logging trees for firewood.
  • Use of pesticides and insecticides also has a detrimental influence on their wild numbers


Similar to the adult shown in the image, nymphs are identical to them and are an inch in size


Stick insects lay tiny seed shaped eggs that hatch into nymphs. These nymphs look like the adults and grow larger with time

Distributional range

These walking sticks are only found in Vietnam