TWiV reviews heterosexual transmission of clade I Mpox virus, continued circulation of oropouche virus in South America, herpesviruses in South American fur seals and sea lions, sex-specific differences in physiological responses to SARS-CoV-2 infection, underdetected dispersal and extensive local transmission drove the 2022 Mpox epidemic, and a humanized mouse model for adenovirus-associated virus gene therapy.