How many baby Swamp antechinuss are in a litter?
A Swamp antechinus (Antechinus minimus) usually gives birth to around 7 babies.With 1 litters per year, that sums up to a yearly offspring of 7 babies.
Each of those little ones spend around 29 days as a fetus before they are released into the wild. Upon birth, they weight 3 grams (0.01 lbs) and measure 3.7 cm (0′ 2″). They are a member of the Dasyuridae family (genus: Antechinus). An adult Swamp antechinus grows up to a size of 11 cm (0′ 5″).
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 swamp antechinus (Antechinus minimus), also known as the little Tasmanian marsupial mouse, is a species of shrew-like marsupial of the family Dasyuridae and as such is related to dunnarts, quolls and the Tasmanian devil.
Other animals of the family Dasyuridae
Swamp antechinus is a member of the Dasyuridae, as are these animals:
- Parantechinus bilarni with 4 babies per pregnancy
- Fawn antechinus with 10 babies per pregnancy
- Kowari with 5 babies per pregnancy
- Crest-tailed mulgara with 6 babies per pregnancy
- Sandstone false antechinus with 4 babies per pregnancy
- Sminthopsis laniger with 5 babies per pregnancy
- Speckled dasyure weighting only 212 grams
- Brown antechinus with 6 babies per pregnancy
- Fat-tailed false antechinus with 5 babies per pregnancy
- Kangaroo Island dunnart weighting only 22 grams
Animals that share a litter size with Swamp antechinus
Those animals also give birth to 7 babies at once:
- Mediterranean water shrew
- Long-tailed ground squirrel
- Arctic fox
- Southern ningaui
- Little ground squirrel
- Little long-tailed dunnart
- Fat-tailed dunnart
- Drylands vesper mouse
- Gray short-tailed opossum
- Southern multimammate mouse
Animals that get as old as a Swamp antechinus
Other animals that usually reach the age of 2 years:
- Delany’s mouse with 2 years
- Müller’s giant Sunda rat with 2 years
- Slender-tailed dunnart with 2 years
- Robinson’s mouse opossum with 2 years
- Campbell’s dwarf hamster with 1.75 years
- Feather-tailed possum with 2 years
- Panamanian spiny pocket mouse with 1.75 years
- Malabar spiny dormouse with 1.67 years
- Grant’s golden mole with 2 years
- Bennett’s chinchilla rat with 2.25 years
Animals with the same weight as a Swamp antechinus
What other animals weight around 53 grams (0.12 lbs)?
- Córdoba vesper mouse weighting 49 grams
- Northern grass mouse weighting 44 grams
- Alston’s cotton rat weighting 55 grams
- Greater Wilfred’s mouse weighting 46 grams
- Euryoryzomys russatus weighting 60 grams
- Indonesian short-nosed fruit bat weighting 59 grams
- Western mastiff bat weighting 50 grams
- Robbins’s tateril weighting 47 grams
- Broad-striped dasyure weighting 53 grams
- Euryoryzomys lamia weighting 60 grams