Nurse Dornfinger: That happens when it bites you.
If Nurse Thornfinger feels threatened, she can bite to defend herself. It is the only spider in Europe whose jaws are strong enough to inject its venom into humans.
The pain can be compared to a wasp sting. Most of the time the area is swollen and painful. Only in rarer cases Symptoms such as fever, circulatory failure, dizziness, chills or vomiting appear, as it is called on the NABU side.