On this day when we honor all the world"s species and their interdependence, the Burchell"s zebra and the cattle egret give us a great example of commensalism, a type of symbiosis in which one species gets a benefit without helping or hurting the other species: As the zebra grazes in the grass, it stirs up insects for the egret to eat.
International Day for Biological Diversity
Today in History
More Desktop Wallpapers:
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Trunks stick together
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Aït Benhaddou, Morocco
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New Year s Day
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No, it s not a leaf. Happy Look-alike Day
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Winter in England s Cotswolds
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Ocracoke Lighthouse on Ocracoke Island, North Carolina
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Elbphilharmonie concert hall in Hamburg, Germany
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Peach trees in Cieza, Murcia, Spain
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Under Parisian skies
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The power of the forest
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This park is Superkilen
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National Trails Day
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World Whale Day
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International Tea Day
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Antarctica Day
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New Zealand s loneliest mountain
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Join the parade for World Elephant Day
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Women s suffrage at 100
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Siblings that play together…
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Wanderin Wawayanda
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Dancing in The Nutcracker
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National Aviation Day
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Welcome to the Hoh
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Lion cubs, South Africa
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Sanday Island and the North Sea, Scotland
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Fall Astronomy Week
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World Space Week
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Brocken spectre in Central Balkan National Park, Bulgaria
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Rising up from the black sand like rock gods
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Cable car station, Graubünden, Switzerland
Bing Wallpaper Gallery

