“Influenza is the ultimate shape-shifter, constantly mutating its appearance to evade our immune system. That is why a new flu jab is needed each winter and why the vaccine sometimes misses the mark. Science is on the hunt for a way to kill all types of flu, no matter the strain or how much it mutates.” That’s where Llamas come in. (I knew this story would come out right after I put all my money into Alpacas…)