Richard Webby joins TWiV to review the history of avian H5N1 influenza virus, the recent change in epidemiological patterns, infection of dairy cattle in the US, and the risk of an outbreak in humans. Hosts: Vincent Racaniello, Alan Dove, and Brianne Barker Guest: Richard Webby Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Become a patron of TWiV! Links for this episode MicrobeTV Discord Server MicrobeTV store at Cafepress Webby research laboratory H5N1 virus in dairy cattle and cats (Emerg Inf Dis) Emergence of H5N1 virus in dairy cattle (bioRxiv) Spillover potential of H9N2 bat virus (Nat Commun and TWiV 1111) Letters read on TWiV 1113 Timestamps by Jolene. Thanks! Weekly Picks Brianne – The Little Researcher (from Bioss) Alan – Global Polio Eradication Initiative’s OPV switch was “unqualified failure.” Vincent – Errant Science Listener Picks Moragh – Paper Cuts Podcast Intro music is by Ronald Jenkees Send your virology questions and comments to twiv@microbe.tv