Marmosa alstoni (Alston’s Mouse Opossum)
Marmosa alstoni is one of the largest species of the subgenus Micoereus . It has long, fluffy grayish-brown dorsal fur, with paler portions between the facial masks and on the cheeks. The ventral fur is bicolored, with dull yellow tips and a gray base, except on the chin and inguinal region, where…