It’s the season for spotting fireflies in some parts of the US, especially in the humid or damp areas that the winged beetles love. For fireflies themselves, it’s a season of love. They create these soft flashes of light as they search for a suitable mate. The glow is produced by a chemical reaction in a firefly’s abdomen. In addition to attracting a partner, the light is believed to deter potential predators by signaling that the insect’s chemical makeup may produce a foul taste or even be toxic. The fireflies in our homepage image were photographed with a long exposure in the Philippines, where fireflies are a popular tourist attraction. Some firefly species here and in other parts of Southeast Asia are known for their synchronized flashing, creating dramatic light shows in the dark.
A summertime light show
Today in History
More Desktop Wallpapers:
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Staircase of turquoise pools
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AAPI Heritage Month & Lei Day
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A peak in the clouds
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Get on your bike and ride
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World Rhinoceros Day
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Gazing down on planet Earth
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Porto Cathedral, Portugal
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Ring of Brodgar, Orkney, Scotland
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Penguin Awareness Day
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A glittering diamond in the rough
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International Moon Day
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A toast to California!
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International Museum Day
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Lunar eclipse
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Yellowstone for the National Park Services birthday
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Going with the floe
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A ‘circus of chaos’ for Stravinsky
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World Honey Bee Day
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Fly me to the moon
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Walking among the giants
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Oymyakon, Russia
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Folegandros Island, Cyclades, Greece
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Southern right whales sail home to South Africa
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A river runs through it
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Dressed to impress
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Necropolis of Dargavs
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Elephant Rock, Al-Ula, Saudi Arabia
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Colorful cows of the reef
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Thick-billed raven, Simien Mountains, Ethiopia
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National Park Week: Guadalupe Mountains National Park
Bing Wallpaper Gallery

