photocopies

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recyclage

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Chaînon manquant

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galaxie Messier 74

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A Christmas card from Hubble - November 30, 2007 Today s pretty space picture is a new snap from the Hubble Space Telescope. This is spiral galaxy Messier 74, a feature that amateur astronomers find so hard to detect in the night sky that it has been...

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histoire de sexe chez les antilopes

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Female antelope won't take no for an answer - November 30, 2007 You might think that being pursued by amorous females would please a male antelope no end. Not so, according to a paper published this week. Some males even resort to physical violence to...

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