An investigation has been launched after a swan was shot eight times by someone with an air gun. The incident is reported to have happened earlier this month in Canterbury, sparking the RSPCA to take action. The swan was spotted by members of the public not moving by the edge of the River Stour near Kingsmead Road. One bullet was in his head. RSPCA inspector Deborah Rutherford collected him on January 9 and took him to a local vet before he went to RSPCA Mallydams Wood for treatment. She said: “He was spotted by the water edge not moving, people were approaching and touching him. “When I picke…