Vol. 9 No. 3 (2018)

The northern opossum (Didelphis virginiana) is a very common species in all tropical regions and recently has spread widely throughout North America, reaching Canada.  Didelphis virginiana is a relatively abundant and very conspicuous species. Within it range is common to find individuals run over on the roads. The photo was taken on the border between Oaxaca and Chiapas (Photograph by Sergio Ticul Álvarez Castañeda).