What is the maximal age a Robinson’s mouse opossum reaches?
An adult Robinson’s mouse opossum (Marmosa robinsoni) usually gets as old as 2 years.
Robinson’s mouse opossums are around 13 days in the womb of their mother. When born, they weight 311 grams (0.69 lbs) and measure 19.1 cm (0′ 8″). As a member of the Didelphidae family (genus: Marmosa), a Robinson’s mouse opossum caries out around 9 little ones per pregnancy, which happens around 1 times a year. Fully grown, they reach a bodylength of 15 cm (0′ 6″).
As a reference: Usually, humans get as old as 100 years, with the average being around 75 years. After being carried in the belly of their mother for 280 days (40 weeks), they grow to an average size of 1.65m (5′ 5″) and weight in at 62 kg (137 lbs), which is obviously highly individual.
Robinson’s mouse opossum (Marmosa robinsoni) is a species of opossum in the family Didelphidae. It is found in Belize, Colombia, Ecuador, Grenada, Honduras, Panama, Peru, Trinidad and Tobago, and Venezuela.Despite resembling certain primates, it is related to opossums.Robinson’s mouse opossums move along tree branches and vines with the help of a prehensile tail and may leap between gaps as they search for fruit and insects.
Animals of the same family as a Robinson’s mouse opossum
Not really brothers and sisters, but from the same biological family (Didelphidae):
- White-bellied slender opossum bringing the scale to 34 grams
- Woolly mouse opossum with 6 babies per pregnancy
- Grayish mouse opossum with 8 babies per pregnancy
- Delicate slender opossum with 4 babies per pregnancy
- Pinheiro’s slender opossum getting as big as 10.2 cm (0′ 5″)
- Chacoan pygmy opossum getting as big as 8.9 cm (0′ 4″)
- Brown four-eyed opossum becoming 4 years old
- Alston’s mouse opossum bringing the scale to 132 grams
- Emilia’s short-tailed opossum bringing the scale to 52 grams
- Guajira mouse opossum bringing the scale to 46 grams
Animals that reach the same age as Robinson’s mouse opossum
With an average age of 2 years, Robinson’s mouse opossum are in good companionship of the following animals:
- Aegialomys galapagoensis usually reaching 1.67 years
- Marsh rice rat usually reaching 2.33 years
- Mediterranean water shrew usually reaching 2 years
- Southern Plains woodrat usually reaching 2.25 years
- Malabar spiny dormouse usually reaching 1.67 years
- Cinereus shrew usually reaching 1.92 years
- Long-tailed giant rat usually reaching 2 years
- McIlhenny’s four-eyed opossum usually reaching 2.25 years
- Grant’s golden mole usually reaching 2 years
- Norway lemming usually reaching 2 years
Animals with the same number of babies Robinson’s mouse opossum
The same number of babies at once (9) are born by:
- Turkish hamster
- Franklin’s ground squirrel
- Sikkim rat
- Ciscaucasian hamster
- Texas antelope squirrel
- Steppe polecat
- Ricefield rat
Weighting as much as Robinson’s mouse opossum
A fully grown Robinson’s mouse opossum reaches around 61 grams (0.13 lbs). So do these animals:
- Oecomys flavicans with 73 grams
- Pale-faced bat with 55 grams
- Chaco grass mouse with 51 grams
- Small Japanese mole with 65 grams
- Cerradomys subflavus with 49 grams
- Balkan mole with 70 grams
- Euryoryzomys nitidus with 55 grams
- Córdoba vesper mouse with 49 grams
- Long-nosed dasyure with 54 grams
- Four-toed jerboa with 52 grams
Animals as big as a Robinson’s mouse opossum
Those animals grow as big as a Robinson’s mouse opossum:
- Taiwan vole with 12.3 cm (0′ 5″)
- Plains pocket gopher with 16.8 cm (0′ 7″)
- Sado mole with 16.3 cm (0′ 7″)
- Botta’s pocket gopher with 15.6 cm (0′ 7″)
- Daurian pika with 18 cm (0′ 8″)
- Egyptian fruit bat with 16.7 cm (0′ 7″)
- Admiralty flying fox with 17.9 cm (0′ 8″)
- Whitehead’s spiny rat with 16.7 cm (0′ 7″)
- Long-nosed dasyure with 12.1 cm (0′ 5″)
- Tawny-bellied cotton rat with 18 cm (0′ 8″)