Woolly mouse opossum
Template:Short description Template:Speciesbox
The woolly mouse opossum or long-furred woolly mouse opossum (Marmosa demerarae), known locally as the cuíca,<ref>Template:Cite web</ref> is a South American marsupial of the family Didelphidae.<ref name = MSW3>Template:MSW3 Didelphimorphia</ref> Its range includes central Colombia, Venezuela, French Guiana, Guyana, Suriname, eastern Peru, northern Bolivia, and northern Brazil.<ref name="GardnerCreighton2007">Template:Cite book</ref> It was formerly assigned to the genus Micoureus, which was made a subgenus of Marmosa in 2009.<ref name = "Voss">Template:Cite journal</ref>
It generally lives in tropical, humid forest below 1,200 meter elevation as in the Andes and surrounding lowlands. It is often found on plantations or other disturbed areas as well as evergreen forests.<ref>Template:Cite book</ref>