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Animal Age

How old does a Olive grass mouse get? (age expectancy)

What is the maximal age a Olive grass mouse reaches?

An adult Olive grass mouse (Abrothrix olivaceus) usually gets as old as 1 years.

When born, they weight 517 grams (1.14 lbs) and measure 4 cm (0′ 2″). As a member of the Cricetidae family (genus: Abrothrix), a Olive grass mouse caries out around 5 little ones per pregnancy, which happens around 2 times a year. Fully grown, they reach a bodylength of 9.6 cm (0′ 4″).

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.

Abrothrix olivaceus, also known as the olive grass mouse or olive akodont, is a species of rodent in the genus Abrothrix of family Cricetidae. It is found from northern Chile into southern Chile and Argentina, including the islands of Tierra del Fuego. It is prone to large swings in population size.

Animals of the same family as a Olive grass mouse

Not really brothers and sisters, but from the same biological family (Cricetidae):

Animals that reach the same age as Olive grass mouse

With an average age of 1 years, Olive grass mouse are in good companionship of the following animals:

Animals with the same number of babies Olive grass mouse

The same number of babies at once (5) are born by:

Weighting as much as Olive grass mouse

A fully grown Olive grass mouse reaches around 24 grams (0.05 lbs). So do these animals:

Animals as big as a Olive grass mouse

Those animals grow as big as a Olive grass mouse: