Marmosa jansae (Jansa’s Mouse Opossum)
Marmosa jansae is a medium-sized species. Its dorsal fur is distinctively short (8-10 mm) and light grayish in color. The ventral fur is uniformly bicolored with gray bases and pale yellow tips, except on the chin and groin, where the fur is entirely pale yellow. The dorsal surface of the hind…