How many baby Silky mouses are in a litter?
A Silky mouse (Pseudomys apodemoides) usually gives birth to around 4 babies.With 3 litters per year, that sums up to a yearly offspring of 12 babies.
Each of those little ones spend around 44 days as a fetus before they are released into the wild. Upon birth, they weight 168 grams (0.37 lbs) and measure 3.3 cm (0′ 2″). They are a member of the Muridae family (genus: Pseudomys). An adult Silky mouse grows up to a size of 8.3 cm (0′ 4″).
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 silky mouse (Pseudomys apodemoides) is a species of rodent in the family Muridae. It is found only in Australia.
Other animals of the family Muridae
Silky mouse is a member of the Muridae, as are these animals:
- Van Deusen’s rat with 2 babies per pregnancy
- Ryukyu mouse weighting only 14 grams
- Taiga vole with 8 babies per pregnancy
- Short-tailed bandicoot rat with 4 babies per pregnancy
- Angular hocicudo weighting only 67 grams
- Australian swamp rat with 4 babies per pregnancy
- Cape gerbil with 3 babies per pregnancy
- Bryant’s woodrat weighting only 182 grams
- Luzon Cordillera forest mouse weighting only 34 grams
- Little native mouse with 3 babies per pregnancy
Animals that share a litter size with Silky mouse
Those animals also give birth to 4 babies at once:
- Thomas’s pine vole
- Indian hedgehog
- Northern bog lemming
- American red squirrel
- Black-tailed gerbil
- Culpeo
- European water vole
- Steppe lemming
- Large-eared pika
- Talas tuco-tuco
Animals with the same weight as a Silky mouse
What other animals weight around 23 grams (0.05 lbs)?
- Louise’s spiny mouse weighting 20 grams
- Stripe-faced dunnart weighting 24 grams
- Least forest mouse weighting 21 grams
- Brazilian arboreal mouse weighting 21 grams
- Alpine pine vole weighting 23 grams
- Incan caenolestid weighting 23 grams
- Arnhem sheath-tailed bat weighting 26 grams
- Monito del monte weighting 25 grams
- White-eared pocket mouse weighting 24 grams
- Egyptian tomb bat weighting 24 grams
Animals with the same size as a Silky mouse
Also reaching around 8.3 cm (0′ 4″) in size do these animals:
- Altiplano grass mouse gets as big as 9.7 cm (0′ 4″)
- Asiatic short-tailed shrew gets as big as 6.7 cm (0′ 3″)
- Common blossom bat gets as big as 6.7 cm (0′ 3″)
- Jamaican flower bat gets as big as 7 cm (0′ 3″)
- Greater mouse-eared bat gets as big as 7.2 cm (0′ 3″)
- Olive grass mouse gets as big as 9.6 cm (0′ 4″)
- Ihering’s three-striped opossum gets as big as 9 cm (0′ 4″)
- Roborovski dwarf hamster gets as big as 7.2 cm (0′ 3″)
- Hoary bat gets as big as 7.5 cm (0′ 3″)
- Serra do Mar grass mouse gets as big as 9.6 cm (0′ 4″)