http://www.twiv.tv/virology-101/ podcasts (“this week in Virology”; TWiV) about the basics of Virology: structure, classification, entry, genomes, genome replication, transcription, translation.

http://faculty.collin.edu/mweis/Microbiology/Lecture/power%20point/RNA%20Viruses%20of%20Animals.pptPowerpoint slides with summary of animal-infecting RNA viruses, their structure and symptoms