Gray slender mouse opossum

Marmosops incanus

SUBFAMILY

Didelphinae

TAXONOMY

Didelphis incana (Lund, 1840), Minas Gerais, Brazil.

OTHER COMMON NAMES

None known.

PHYSICAL CHARACTERISTICS

Length 4.7-7.9 in (12-20 cm); weight 1-1.9 oz (30-55 g). Dorsal fur is grayish brown to brown and underparts paler. The snout is long and pointed and the ears are large, naked, and pink to brown. There is a patch of black hair around each eye. The tail is long and naked.

DISTRIBUTION

Endemic to eastern Brazil from the state of Bahia to Parana. HABITAT

Found in the Atlantic forest of the southeastern coast of Brazil, below 2,640 ft (800 m), in tropical moist forest and deeper inland in somewhat drier forest.

BEHAVIOR

Nocturnal and crepuscular. Solitary.

FEEDING ECOLOGY AND DIET

Feeds on insects, eggs, fruit, and small vertebrates.

REPRODUCTIVE BIOLOGY

Polygamous. A semelparous species in which individuals invest all their effort on a single reproductive event in their lives. Typically, the births occur in a single three-month period around the onset of the rainy season.

CONSERVATION STATUS

Considered Lower Risk/Near Threatened by the IUCN. The Atlantic forest of Brazil is one of the most endangered biomes of South America and, if deforestation trends continue, this and other species will face very serious extinction risks.

SIGNIFICANCE TO HUMANS None known. ♦

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