Interaction networks for vaccina virus among small mammals in SabarĂ¡ (A), Serro (B), and Rio Pomba (C) in Minas Gerais state, Brazil. The square represents vaccinia virus. Circles represent small mammal species (labeled). The color in the circles represents the area where mammals were collected. The thickness of lines increases with the number of positive samples from a species. Acokur, Akodon cursor mouse; Akomys, Akodon cf; mystax; Calexp, Calomys expulsus; Calphi, Caluromys philander; Calten, Calomys tener; Cersub, Cerradomys subflavus; Didalb, Didelphis albiventris; Didaur, Didelphis aurita; Mus, Mus musculus; Neclas, Necromys lasiurus; Necsqui, Nectomys squamipes; Olisp, Oligoryzomys sp.; Rattus, Rattus rattus; Triset, Trinomys setosus; VACV, vaccinia virus.