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For visitors to New Zealand, the chance to see a haka, the ceremonial Maori dance, has long been as much a part of the country’s allure as its glaciers, geysers and glowworm caves.

But here, the bioluminescence is turquoise like the glowworm caves in New Zealand.

“My coworker is screaming from her crib because she doesn’t have her glowworm.”

“A number of different studies have shown that artificial light in a glowworm habitat actually prevents the males from finding the females,” Lewis said.

Most firefly species aren’t well documented in terms of populations, with substantial data only existing for a few, such as the common European glowworm and a separate species found in Malaysia.