The incident happened at The Fleet in Sheerness (Picture: Sheerness Town Council/Cover Media) Boys who killed two ducks and left multiple ducklings injured after shooting them with catapults have been branded ‘feral monsters.’ The birds were found dead at The Fleet on Sheppey, Kent, over the weekend. Kent Police confirmed two ducks had been killed and a number of ducklings injured. They want to speak to two boys, aged between 12 and 14 with dark…