![]() The females mimic the light patterns of other species, attracting males to kill and eat them. This is one of the main ways for fireflies to tell if they're receiving a message from the same species.įireflies in the genus Photuris, found in North America, are often called femme fatale lightning bugs. ![]() In non-glow-worm fireflies, males and females communicate by both flashing their lights in specific patterns and tempos to identify themselves. Instead they produce a sustained stream of light. A chemical reaction with the light-emitting enzyme luciferase produces their illuminations.īut glow-worms can't easily control the supply of oxygen, so they can't flash their lights on and off like some other firefly species. If you’re up for a challenge, the 7.5km Wolgan Valley circuit is a 4hr loop that features pagoda and Wolgan Valley views.In glow-worms, a molecule called luciferin is combined with oxygen to create oxyluciferin. You can also access Glow Worm Tunnel from Old Coach Road or from Wolgan Valley Road near Newnes. During spring and summer, the walking track is dotted with yellow pagoda daisies, while banksias bloom in the cooler months. If you’re lucky, you may spot a swamp wallaby or koala. On your way back, look for goannas and lyrebirds. Switch off your torch, keep quiet, and wait for the worms to light up the tunnel with pinpricks of blue light. It’s now home to thousands of glow worms that cling to the dark, damp walls. The 400m-long tunnel was built in the early 1900s as part of the railway for the thriving mining industry at Newnes. Enjoy the easy 1km walk to the tunnel entrance, past an impressive landscape of tall forests, lush tree ferns, narrow gorges and stunning pagoda rock formations. The track starts from the carpark at the end of Glow Worm Tunnel Road. It’s popular with families and Sydneysiders keen to see glow worms in their natural environment. Glow Worm Tunnel walking track is a short, easy walking track, only a 2.5hour drive from Sydney. Please stay on the walking track to protect the fragile ecosystem in this World Heritage-listed national park.It can be very busy and there’s limited parking during summer, weekends, and holiday periods. It’s best to visit during the week or in spring or autumn.Try to keep noise to a minimum as glow worms are sensitive to sound.It’s completely dark inside the tunnel, so remember to bring a torch.Please take care in the tunnel as the ground is rocky, uneven and slippery. ![]()
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