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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Cold? What cold?
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Angkor, Cambodia
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Mack Arch Rock
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A Portuguese fort takes a star turn
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Cecropia leaf and lobster claw petals in Mexico
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1.1 billion opportunities for a better world
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Sailing across the ice
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A view fit for a queen
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Kendwa village, Zanzibar, Tanzania
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In Sicily, history is everywhere
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A willowy welcome to spring
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Let s get lost
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Happy Independence Day!
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A seabird gets schooled
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Hanging out on a limb
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International Day of Forests
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Whanganui National Park, Retaruke, New Zealand
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A visionary artist paints his own garden view
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In honor of those we ve lost
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World Art Day
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St. Patrick s Day
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Jaguar in the Pantanal wetlands
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Playa del Amor, Marietas Islands, Mexico
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Lavender fields in Plateau de Valensole, France
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Listening to the sea
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Aspens in the White River National Forest, Colorado
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Pretty poetic for a pit
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Love on ice
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Fly me to the moon
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Mount Hood, Oregon
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