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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Mossy Grotto Falls, Oregon
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International Tiger Day
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Whitehaven Beach, Whitsunday Island, Australia
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Arrr! Can you talk like a pirate?
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Hooray, hooray, it s Unicorn Day!
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Maybe we should be looking up
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Let us introduce you…
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A plot was afoot
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A monastery in the mountain
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Birds of a feather
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Central Highlands of Vietnam
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World Otter Day
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Ardez, Graubunden, Switzerland
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Veterans Day
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Giving Tuesday
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Arenal Volcano, Costa Rica
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Pumpkin field, Victoria, British Columbia, Canada
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Mandarin duck, Richmond Park, London, England
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The puffin-rabbit connection
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Après-ski in the Dolomites
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Three cheers for polar bears!
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Mount Rainier National Park
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April Fools Day
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Martin Luther King Day
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Medieval towers in Mestia, Upper Svaneti, Georgia
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Chocolate Hills
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Goodbye, 2020!
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A treaty for science
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Castle Stalker, Argyll, Scotland
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It’s World Migratory Bird Day
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