'If there's one emu, there's two and maybe chicks', said Steve Harris as he set up the rented ute (utility vehicle) for our journey from Adelaide into the Australian interior. 'They're real mean and they'll attack if they feel threatened. Those desert kangaroos measure four meters nose to tail, but emus are more dangerous.' Was this an Aussie taking the piss out of a Pom? I smiled obligingly, but it seemed Steve was serious. While I adapted my mindset to killer emus, he asked