Ask A Biologist: Viral Attack
Arizona State University, Ask A Biologist

Viral Attack is a fun way to learn how the immune system works.

Ask A Biologist: PLOSable - Coping with Parasites in a Wild World
Arizona State University, Ask A Biologist

How do wild animals defend themselves against infections? Biologists studied a wild population of sheep to work out whether being tolerant of infections could be as good a strategy as killing infections.