Do you know the disgusting things a tick does after climbing your body? Once the insect has settled in a warm, humid and often hidden place, where the skin is thin and the blood vessels abound, two of its mouthpieces pierce your skin to hold on. Then, a third piece of mouth, a kind of straw with spikes called hypostoma, is introduced into you and begins to segregate saliva. This saliva has a diabolical chemical composition that allows the tick t…