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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National Lighthouse Day
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Thousand Islands region, St. Lawrence River, US-Canada border
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Take a hike near Lovers Lane
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Mountain goats
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Aspens in the White River National Forest, Colorado
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Methow Valley, North Cascades, Washington
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Green is the new black
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Short-eared owl
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Happy New Year!
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Feast of the Donkey
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Paradise Cave, Phong Nha-Ke Bang National Park, Vietnam
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Belted Galloway cows
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Goliath heron in Kruger National Park, South Africa
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It’s showtime for a precious crop
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Happy Mothers Day!
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Astrotourism at its finest
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Let the harvest begin
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Miravet, Catalonia, Spain
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Whoopin it up!
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World of WearableArt Awards
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Earth Day
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Innerdalsvatna Lake, near Ålvundeidet, Norway
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Summer winds down in the Southern Hemisphere
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St. Patrick’s Day in Ireland
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Into the woods
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Explorer of the sea
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Red squirrel in Cairngorms National Park, Scotland
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Travel Sunday: Sintra, Portugal
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Grand Teton National Park, Wyoming
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Embracing the cold
Bing Wallpaper Gallery

