SEARCH Articles Figures Tables American opossums Gray opossum Gray opossum scent Gray short-tailed opossum (Monodelphis domestica In gray opossums Mouse opossum Opossum Gray Short-tailed (Monodelphis Opossum Virginia Opossum domestica) Opossum short-tailed Opossum, Didelphis virginiana Scent marking in gray opossums Short-tailed opossum, gray