The Team with Invincible Values discusses whether dogs or cats passively carry SARS-CoV-2 on hair and foot pads, maternal to fetal transfer of antibodies in infected or vaccinated pregnant women, and evidence that retroviruses infected cetaceans before and after they moved into the oceans.
From the TWiV team, human cowpox infection possibly acquired from a pet cat, and a new giant mimivirus of green algae with genes encoding enzymes of fermentation.
The esteemed doctors of TWiV review a new giant virus recovered from the Siberian permafrost, why influenza virus gain of function experiments are valuable, and feline immunodeficiency virus.