The New Zealand glow-worm, Arachnocampa luminosa, which is found in Nikau Cave, is the larvae of a fly known as a fungus gnat. Māori call them titiwai, meaning lights reflected in water. Fungus gnats look like large mosquitoes. While most feed on mushrooms and other fungi, a small group are carnivores and the worm-like larvae … Continue reading New Zealand Glow-worm – Arachnocampa luminosa