The community in Perth are very concerned about the imminent invasion of cane toads into Western Australia. It has taken almost three quarters of a century for them to arrive after their introduction in northern Queensland. Here Rick Shine (University of Sydney), David Dall (Pestat Pty Ltd) and Rob Capon (University of Queensland) answer questions following a seminar at the University of Western Australia. Photograph by Tony Peacock. Copyright Invasive Animals CRC.