A parish clerk has detailed her family’s “horrific” experience with a dead rat – and it forms just one of several “unacceptable” trends of abuse against public officials, experts have warned. The anonymous official, who has worked in the East Midlands for a decade, was subject to torrid abuse – just for doing her job. She said: “It started with comments which became threats… Then I started getting dead animals left on my doorstep, with one dead rat pushed through the letterbox. “My daughter yelled, ‘Mum there is a dead rat in the house!’. “And then I knew straight away what had happened. It wa…