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Litter Size

How many babies does a Elias’s Atlantic spiny rat have at once? (litter size)

How many baby Elias’s Atlantic spiny rats are in a litter?

A Elias’s Atlantic spiny rat (Trinomys eliasi) usually gives birth to around 3 babies.

Upon birth, they weight 23 grams (0.05 lbs) and measure 1.7 cm (0′ 1″). They are a member of the Echimyidae family (genus: Trinomys). An adult Elias’s Atlantic spiny rat grows up to a size of 19.7 cm (0′ 8″).

To have a reference: Humans obviously usually have a litter size of one ;). Their babies are in the womb of their mother for 280 days (40 weeks) and reach an average size of 1.65m (5′ 5″). They weight in at 62 kg (137 lbs), which is obviously highly individual, and reach an average age of 75 years.

The average litter size of a Elias's Atlantic spiny rat is 3

Elias’s Atlantic spiny-rat or the Rio de Janeiro spiny rat (Trinomys eliasi), is a spiny rat species from South America. It is found in Brazil.

Other animals of the family Echimyidae

Elias’s Atlantic spiny rat is a member of the Echimyidae, as are these animals:

Animals that share a litter size with Elias’s Atlantic spiny rat

Those animals also give birth to 3 babies at once: