description Dusky slender opossum Overview
The dusky slender opossum, Marmosops fuscatus, is a small marsupial found in montane forests of northern South America. It is described as terrestrial and scansorial, meaning that it can move on the ground and climb in vegetation, and it is nocturnal. The species is extant and belongs to the group of slender opossums, which are adapted to forest environments rather than open agricultural landscapes.
help Dusky slender opossum FAQ
What is the scientific name of the dusky slender opossum?
Its scientific name is Marmosops fuscatus, and some references call it the gray-bellied slender mouse opossum. It is a small Neotropical marsupial associated with montane forests in northern South America. [Animal Diversity Web](https://animaldiversity.org/accounts/Marmosops_fuscatus/)
Where is the dusky slender opossum found?
General range accounts report montane forest records in Venezuela, Colombia and Trinidad, while a recent Mammal Diversity entry lists confirmed localities mainly in northwestern Venezuela. The difference reflects changes in taxonomy and distribution records, so the source used for a range map matters.
Is the dusky slender opossum nocturnal and does it climb?
It is crepuscular and nocturnal, with reported activity often beginning around 7 p.m. and another peak near 3 a.m. It is mainly terrestrial but can climb through understory vegetation.
How large is a dusky slender opossum?
Reported mass is about 41 to 110 grams, with a head-and-body length of 12 to 15.5 centimeters. Its prehensile tail measures roughly 14.8 to 18.2 centimeters and can be as long as or longer than its body.
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