This species is a semi-arboreal marsupial, moving on average 67.38% on the ground.[3] They are solitary, nocturnal, and scansorial (tree climbers).[4] Their diet consists mainly of insects.[5]
^Loretto, Diogo; Vieira, Marcus Vinícius (July 2008). "Use of space by the marsupial Marmosops incanus (Didelphimorphia, Didelphidae) in the Atlantic Forest, Brazil". Mammalian Biology. 73 (4): 255–261. doi:10.1016/j.mambio.2007.11.015. ISSN1616-5047.
^Semedo, Thiago Borges Fernandes; Rossi, Rogério Vieira; Júnior, Tarcísio S. Santos (2013-01-01). "New records of the Spectacled Slender Opossum Marmosops ocellatus (Didelphimorphia, Didelphidae) with comments on its geographic distribution limits". Mammalia. 77 (2). doi:10.1515/mammalia-2012-0072. ISSN1864-1547. S2CID84602782.