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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Mid-Autumn Festival
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National Park Week: Everglades National Park
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Spring equinox
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Flock together for Cousins Day
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The Easter Bunny’s story
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Grandparents Day
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Celebrating Panama s independence
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Christmas Bird Count
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A stunning national park in winter white
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Lion cubs, South Africa
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New beginnings
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Ceremony Hall at Sweden s Icehotel
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Womens History Month
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Paradise, found
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Cecropia leaf and lobster claw petals in Mexico
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Baltic Sea, Estonia
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Horsetail Fall in Yosemite National Park, California
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A wonder in winter
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Brown pelican, San Diego, California
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A grand event
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Making it work—in Norway
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Azaleas blooming on Hwangmaesan Mountain, South Korea
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Mount Logan in Yukon, Canada
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World Population Day
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Beyond Walls for World Refugee Day
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Borobudur Temple, Java, Indonesia
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Red deer stag in Glen Affric, Scottish Highlands
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In praise of bogs, swamps, and marshes
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Computer Science EDU Week
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Let s crack the code
Bing Wallpaper Gallery

