They include the Ruakuri Caves, which are home to thousands of glow worms which give the underground world a distinctive light show. A trip to the Waitomo Caves can include a boat ride which takes ...
But unlike glow-worm beetles, the gnats use their luminosity to entice prey. They produce sticky webs that hang from the walls and ceiling of the caves, and use their lights to attract and ensnare ...
A colony of glow worms has been "thriving" at a country park despite a decline in the insect's population across the UK. The National Trust said it had seen more of the beetles at Sheringham Park ...