Fireflies could make a summer season evening’s stroll appear magical. However a latest research exhibits you could possibly see kind of relying on the place you reside.
SACHA PFEIFFER, HOST:
Fireflies could make a stroll on a summer season evening appear magical. However in some elements of the nation, these blinking lights within the sky have dwindled.
DARIN MCNEIL: Perhaps you see 10. Perhaps you see 5. Perhaps you see zero. All of that info is tremendous invaluable for researchers like myself to conduct research just like the one which we did.
MICHEL MARTIN, HOST:
Darin McNeil of the College of Kentucky co-authored a research on the U.S. firefly inhabitants. It seems the variety of fireflies you see is dependent upon two necessary components.
MCNEIL: Climate and local weather variables, particularly issues associated to how scorching the summers are and the way heat the winters are, are among the most necessary drivers of firefly abundance.
PFEIFFER: McNeil examined knowledge from 24,000 surveys of firefly exercise performed by lightning bug lovers throughout the nation.
MCNEIL: So if in case you have a nasty yr for fireflies, it might not really be due to what’s taking place in that yr. It might be due to what occurred final yr or the yr earlier than or each.
MARTIN: McNeil says this sort of analysis isn’t attainable with out citizen scientists. All you want is your telephone to report the variety of fireflies you see.
PFEIFFER: And listed below are some suggestions for making your yard firefly pleasant. McNeil says it begins with outdoors lights. Synthetic lights can disrupt fireflies’ skill to breed, so flip them off.
MARTIN: Subsequent, check out the backyard or crops outdoors.
MCNEIL: For those who you might have gardens, leaving a few of that pure leaf litter, leaving entry to the soil, not having a wonderfully sterilized yard may be actually useful for supporting fireflies.
MARTIN: McNeil follows his personal recommendation, and he says his yard now has a free gentle present each evening.
(SOUNDBITE OF SONG, “FIREFLIES”)
OWL CITY: You wouldn’t consider your eyes if 10 million fireflies lit up the world as…
Copyright © 2025 NPR. All rights reserved. Go to our web site terms of use and permissions pages at www.npr.org for additional info.
Accuracy and availability of NPR transcripts could range. Transcript textual content could also be revised to appropriate errors or match updates to audio. Audio on npr.org could also be edited after its authentic broadcast or publication. The authoritative document of NPR’s programming is the audio document.











