The behavioral scientists Elke Weber and Christopher Hsee have compared Chinese and American approaches to financial risk.

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Dr Marina Davila Ross, from the University of Portsmouth and Professor Elke Zimmermann at the University of Veterinary Medicine in Hanover, Germany, studied the play behaviour of 25 orang-utans aged between two and 12 at four primate centres around the world.

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"The need for a tiny insect eye to gather lots of light and bring images into sharp focus on the receptors may explain the advantage of the eyes that deliver images in chunks instead of points, " says co-researcher Dr Elke Buschbeck.

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He also creates two decent female roles - the club's manager Marian - an ex-"Swing Kid" interned before the war for her love of American music - and waitress Elke, who hides her disgust for her nation behind a brash American accent.

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