Thursday, August 19, 2010

motte-and-bailey

A motte-and-bailey is a form of castle. Many were built in Britain, Ireland and France in the 11th and 12th centuries, favoured as a relatively cheap but effective defensive fortification that could repel most small attacks .

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synanthrope

 A synanthrope (from ancient Greek σύν sýn "together, with" and ἄνθρωπος ánthrōpos "man") is an organism that evolve...