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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Abbey Gardens in Bury St Edmunds, England
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International Rock Day
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International Day of the Worlds Indigenous Peoples
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Alstrom Point, Lake Powell, Utah
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Asteroid Day
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National Moon Day
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Goliath heron in Kruger National Park, South Africa
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International Cheetah Day
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Ancient groves in Australia
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Napping away New Year s Day
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Digging the birds
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Chapel on the rock
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Indigenous Peoples Day
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Leaves of Grass
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American Eagle Day
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Grab onto the handlebars, kid
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US Election Day
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A rest stop for the birds
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Celebrating Festivus
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Uredd Rest Area, Norway
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Pearl Harbor Remembrance Day
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Whangārei Falls in New Zealand
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Pretty in pink, and purple, and red…
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The Roaches ridge in the Peak District, England
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A growing business
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National Fossil Day
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A river runs through it
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National Park Week: Olympic National Park, Washington
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Dog days of summer
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Classical music takes center stage
Bing Wallpaper Gallery

