Giant pterosaurs invade London, Summer 2010
[Darren Naish and] Mark Witton, Dave Martill, Bob Loveridge and others at the University of Portsmouth have been making life-sized pterosaur models for an exhibition.
[T]his exhibition was the Royal Society Summer Science Exhibition (hosted at Royal Festival Hall on the South Bank, London), and it happened between June 25th and July 4th.
Link goes to a detailed explanation of how they built the models of the pterosaurs, complete with pictures. Lots of interesting tidbits about the animals.