Sandflies (black flies) bite us and suck our blood giving rise to itchy swollen lumps on our skin.
Sandflies can ruin a good holiday in many parts of New Zealand. After mating, the female needs a meal of blood to produce eggs. Males do not bite and are vegetarian. The females attack vertebrates such as humans, birds, bats, seals, and domestic animals. They pierce the skin, creating a drop of blood that they suck up. This photograph shows the sandflies on a tent after a night on the west coast.
The numbers of sandflies around your home can be controlled by:
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