Toxicological Trivia from Jamuary 24, 2012: commenting on the killing with carbofuran of more than 30,000 birds in Gualeguychu, Entre Rios, it was mentioning that  other animals perished with indirect poisoning by eating poisoned carcasses. Among them was mentioned Opossums (a Didelphimorphia marsupial). What is the scientific name of the species in Argentina?a) Didelphis albiventris;b) Mustela nivalis;c) Lutreolina crassicaudata.

Correct answer a. In Spanish Comadreja overa (White-eared Opossum). See in Wikipedia.