"He started with his self-mutilation in boredom as a pet," Bagnall said. "But then, his leg was dying and I think that's why he was attacking it more than anything." In other words, blood flow stopped circulating to the limb.
After seeking medical advice and looking into other options, including skin grafts, Bagnall felt that an amputation was be the best course of action to take in order for Jersey to lead a comfortable, pain-free life. However, Bagnall's decision was met with backlash from veterinarians unwilling to do the procedure.