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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Elbphilharmonie concert hall in Hamburg, Germany
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Swimming with the sea cows
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Row, row, row your gondola
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Wayag Islands in the Raja Ampat Islands of Indonesia
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International Museum Day
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Manatee Appreciation Day
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The aftermath of a meteorite
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International Day for the Conservation of the Mangrove Ecosystem
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Keep watching the skies
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Observing a squirrelly day
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Longer days mean warmer sand
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Happy World Whale Day!
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Cinco de Mayo
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International Tiger Day
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First day of summer
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Colle Santa Lucia, Dolomites, Italy
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Celebrating Chile’s Independence Day
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New Years Eve in Rio de Janeiro, Brazil
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Shenandoah National Park, Virginia
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Mount Segla, Senja Island, Norway
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Womens History Month
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We heart Berlin
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Taj Mahal, Agra, Uttar Pradesh, India
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A new park with a new mission
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A lush, green escape
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Antarctica Day
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Belted Galloway cows
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Aerial view of Venice, Italy
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Blue Lagoon spa, Grindavík, Iceland
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Martin Luther King Day
Bing Wallpaper Gallery

