The Importance of Mutation in Evolution

Professor Hal is Professor of Public Understanding of Science at the University of Brighton. He says evolution doesn't design, it's a series of chances causing mutations. The pepper moths went black and then they went white because of industrial revolution. And that would apply to changing colour as well - like a chameleon. But now you could start off ringing into Mystery Air,. albeit as a Professor of the Public Understanding of science at the University Of Brighton. And the next thing you know, you'll be starring in Howl, as Professor Howl or Doctor Howl.