The ruby-throated hummingbird in today"s homepage image is snacking on some yellow bells in the Texas Hill Country, preparing for its long journey south for the winter. This time of year, the hummingbirds leave the northern latitudes of the eastern US and Canada, migrating to the warmer climes of Mexico and Central America. Along their route, many will cross the Gulf of Mexico in a single 500-mile flight, which can take 18-22 hours of nonstop flying at speeds of up to 35 miles per hour. Tiny but fierce, the ruby-throated hummingbird weighs less than a nickel. It beats its wings about 53 times a second on average, but during courtship the wingbeat rate increases to 200 times per second, the fastest of any bird.
Tiny fliers head south
Today in History
More Desktop Wallpapers:
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Polar Bear Week
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An uncommonly cool critter
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It’s showtime for a precious crop
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A growing business
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Talk like a pirate—or walk the plank
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Happy holidays!
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A tree amid the Tetons
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Gaztelugatxe at sunset, Basque Country, Spain
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International Polar Bear Day
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Monarch butterflies, Pismo Beach, California
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Vacuum Chamber 5 at Glenn Research Center
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European fallow deer in England
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Protecting endangered giants
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Hoh Rain Forest, Olympic National Park, Washington
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It s truffle season here in the Dordogne Valley
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Night view of the RMS Queen Mary, Long Beach, California
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Crown Fountain by Jume Plensa at Millennium Park in Chicago
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Seonam Temple, South Korea
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It s Tolkien Reading Day
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Katahdin Woods and Waters National Monument anniversary
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Yi Peng Festival in Chiang Mai, Thailand
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International Day for Monuments and Sites
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Kochelsee in Bavaria
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Hot and Spicy Food Day
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International Talk Like a Pirate Day
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National Llama Day
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World Book Day
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National Take the Stairs Day
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Christmas Eve
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Fog above the forest
Bing Wallpaper Gallery

