Yesterday came in the news: a new outbreak of mad cow disease. That is dangerous, because that disease is also dangerous for us humans. Recently you have also read more about the bird flu virus that is circulating in the Netherlands and another well-known disease is Corona. You call them zoonoses. Diseases that jump from animals to humans. What can you do about it and how dangerous is it really? In this podcast, Stephan talks to Arjan Stegeman, professor of veterinary medicine at the University of Utrecht.