The hamster just flexes, gracefully sheathing his knife with an unnecessary flourish. As for the question about being a doctor, though...

"Hamon is only... a gadgeteer, as you might put it," the tapir explains. Hamon shrieks indignantly at that 'only'. "None of us are healers, only crafters. Adona could probably sew that wound closed, but her expertise comes from fabrics..."

Hamon jumps off the table, coming back only a few moments later with a stapler. He holds it up enthusiastically.