Creatures of Contagion
- Episode aired Apr 12, 2021
![Invisible Wars (2021)](https://m.media-amazon.com/images/M/MV5BMjgwOTkzN2EtYmJhZS00NmZjLWE4OTItYTk3YTY3ODZmMDQ5XkEyXkFqcGdeQXVyMTE1MDM1OTI5._V1_QL75_UX190_CR0,2,190,281_.jpg)
Dr Norman Swan presents the compelling stories of scientists, doctors and public health experts who fight the deadly viruses that cross-over from animals to humans.Dr Norman Swan presents the compelling stories of scientists, doctors and public health experts who fight the deadly viruses that cross-over from animals to humans.Dr Norman Swan presents the compelling stories of scientists, doctors and public health experts who fight the deadly viruses that cross-over from animals to humans.