By NewsDesk  @bactiman63  The Saint Louis Zoo reported Thursday that eight big cats have recently tested positive for SARS-CoV-2– two African lions, two snow leopards, two jaguars, an Amur tiger,...

Ellie, a 46-year-old Asian elephant at the Saint Louis Zoo, has tested positive for tuberculosis (TB). Zoo veterinarians and the elephant care team are preparing to start her on an appropriate treatment...