Ooze around the maze | Science | Fortean Times

http://www.forteantimes.com/strangedays/science/5122/ooze_around_the_maze.html
I was always confused by a couple of sections of Bill Bryson's A Short History Of Nearly Everything

Where he mentions slime moulds. The stuff he'd said about them surprised me, and I wondered why I'd not heard more about them... till now, that is