It is the only animal in the world that Sir David Attenborough does not like, and one that has left a couple in south London terrified of using their own bathroom. A rat has apparently taken residence in the toilet of the home where Margaret, 59, and Keith Woods, 67, have lived for the last 27 years. A horrifying video filmed by the couple, from Sutton, shows the rat – which they have nicknamed Roland – poking its head into the toilet bowl from the U-bend. ‘I went to the loo and I could hear scratching. I jumped up and...