Adrian Lister is Research Leader in Palaeontology at the Natural History Museum and was previously Professor of Palaeobiology at University College, London. He contributes regularly to TV and radio programmes on palaeontology and evolution. He was also a consultant on the BBC TV series Walking with Beasts. Martin Ursell has illustrated many books for children including the award winning SONG OF PENTECOST by W.J.Corbett. Among others he has illustrated stories by Roald Dahl, Terry Jones, Marina Warner, Ted Hughes and Dick King Smith. He was a regular illustrator for the children's TV programme JACKANORY and his own story HAIRY HAIRY was televised by the BBC. Martin was a lecturer at Chelsea college of Art and Design and is currently a visiting lecturer on the illustration BA degree at Kingston University as well as a frequent visiting illustrator for The National Federation of Children's Books and South East Arts. Martin lives in Surrey with his wife, an ancient white cat called Fuchsia and three fancy hens called Apricot, Peckham and Pyewackett. In his spare time, Martin reads, goes jogging and potters about in his garden; in fact if Martin wasn't an illustrator he would become a full time gardener instead. He's a big fan of Arthur Conan Doyle's Sherlock Holmes and his favourite childhood book is Beatrix Potter's The Tale of Samual Whiskers.