Welcome back, little mountain bluebird. Although this bright fellow may be enduring the last of this year"s snow in Yellowstone National Park, his presence means winter will soon be ending. The bluebird is a symbol of happiness and a welcome sign of spring in many cultures. Soon other migratory birds will arrive in the Greater Yellowstone Ecosystem—an 18-million-acre tract that includes Grand Teton National Park and surrounding national forests. It"s the world"s largest intact ecosystem in the northern temperate zone. What exactly does that mean? Since wolves were reintroduced to Yellowstone 25 years ago, all the animal species that were first documented by European explorers can still be found here.
Hello, harbinger of spring
Today in History
More Desktop Wallpapers:
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Quiver trees in Namibia
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Get on your bike and ride
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Spotted Lake emerges
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A willowy welcome to spring
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Here we mark the price of freedom
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Squirrel Appreciation Day
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Spire Cove in Kenai Fjords National Park, Seward, Alaska
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A towering view of the Pale Mountains
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South Padre Island, Texas
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A monastery in the mountain
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Ostuni, Apulia, Italy
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Gray seal sleeping on the beach, Orkney Islands, Scotland
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Upper Geyser Basin, Yellowstone National Park
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Ardez, Graubunden, Switzerland
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Martin Luther King Day
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20 years later
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Bowling Ball Beach in Mendocino County, California
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Feeling crabby?
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2022 Winter Paralympics
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International Zebra Day
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Splashes of color for Watercolor Month
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Daiichi Tadami River Bridge, Fukushima, Japan
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National Find a Rainbow Day
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Reindeer, Lapland, Finland
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Tide pools in La Jolla, California
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A stunning sight in Mexico s wilderness
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Humming along
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Jane’s Carousel delights
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A different kind of dive
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Happy Father s Day
Bing Wallpaper Gallery

