Dr. Edward Annand, an equine veterinarian epidemiologist and a research associate at the University of Sydney School of Veterinary Science in Australia, and Sarah Gregory discuss the detection of a novel Hendra virus variant from a horse in Australia.

Dr. Francesco Origgi, a veterinary microbiologist and pathologist at the University of Bern in Switzerland, and Sarah Gregory discuss the presence of Ophidiomyces ophiodiicola infection in free-ranging snakes in Europe.

Dr. Joanna Pulit-Penaloza, a biologist at the Centers for Disease Control and Prevention in Atlanta, and Sarah Gregory discuss avian influenza A(H5N1) in a ferret model.

Dr. Thomas Hills, a physician and research fellow based in Auckland, New Zealand, and Sarah Gregory discuss fetal loss and preterm birth caused by Haemophilus influenzae infection.

Dr. Meital Elbaz, an infectious disease fellow at the Tel Aviv Sourasky Medical Center in Israel, and Sarah Gregory discuss a review of foodborne tick-borne encephalitis in Europe.

Dr. Christine Budke, a professor of epidemiology at Texas A&M University and a senior lead scientist in risk prevention for the Institute for Infectious Animal Diseases, and Sarah Gregory discuss the sequestration and destruction of rinderpest virus-containing material 10 years after eradication.

Dr. Melisa Shah, an infectious disease physician and a recent graduate of CDC's Epidemic Intelligence Service, and Sarah Gregory discuss the seasonality of common human coronaviruses in the United States.

Dr. Geraldine Moloney, an infectious diseases physician at Cork University Hospital in Ireland, and Sarah Gregory discuss the transmission of C. difficile in pigs and in people across Europe.

Kennedy Bradley, an epidemiology fellow at the Department of Public Health, Philadelphia, and Sarah Gregory discuss a fatal infection associated with triazole-resistant Aspergillus fumigatus in Pennsylvania.

Dr. Kaylee Byers, the deputy director of the British Columbia Node of the Canadian Wildlife Health Cooperative and a university research associate at Simon Fraser University, and Sarah Gregory discuss the effects of culling on Bartonella bacteria in urban rats in Canada.