How many baby Long-tailed planigales are in a litter?
A Long-tailed planigale (Planigale ingrami) usually gives birth to around 7 babies.With 2 litters per year, that sums up to a yearly offspring of 14 babies.
Upon birth, they weight 105 grams (0.23 lbs) and measure 2 cm (0′ 1″). They are a member of the Dasyuridae family (genus: Planigale). An adult Long-tailed planigale grows up to a size of 30 cm (1′ 0″).
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 long-tailed planigale (Planigale ingrami), also known as Ingram’s planigale or the northern planigale, is the smallest of all marsupials, and one of the smallest of all mammals. It is rarely seen but is a quite common inhabitant of the blacksoil plains, clay-soiled woodlands, and seasonally flooded grasslands of Australia’s Top End.
Other animals of the family Dasyuridae
Long-tailed planigale is a member of the Dasyuridae, as are these animals:
- Ningbing false antechinus with 4 babies per pregnancy
- Pilbara ningaui with 5 babies per pregnancy
- Speckled dasyure weighting only 212 grams
- Red-tailed phascogale with 7 babies per pregnancy
- Brown antechinus with 6 babies per pregnancy
- Ooldea dunnart with 7 babies per pregnancy
- Tasmanian devil with 2 babies per pregnancy
- Kowari with 5 babies per pregnancy
- Parantechinus bilarni with 4 babies per pregnancy
- Wongai ningaui with 5 babies per pregnancy
Animals that share a litter size with Long-tailed planigale
Those animals also give birth to 7 babies at once:
- Common planigale
- Lesser bandicoot rat
- Southern ningaui
- Fat-tailed dunnart
- Richardson’s ground squirrel
- Dibbler
- Yellow steppe lemming
- Stolička’s mountain vole
- Northern red-sided opossum
- Ooldea dunnart
Animals that get as old as a Long-tailed planigale
Other animals that usually reach the age of 1.25 years:
- Long-clawed shrew with 1.5 years
- Smoky shrew with 1.25 years
- Brush mouse with 1.5 years
- Texas mouse with 1.5 years
- Olive grass mouse with 1 years
- Cotton mouse with 1.25 years
- Yellow-sided opossum with 1 years
- Montane shrew with 1.33 years
- American water shrew with 1.5 years
- Himalayan mole with 1.5 years
Animals with the same weight as a Long-tailed planigale
What other animals weight around 6 grams (0.01 lbs)?
- Brown pipistrelle weighting 6 grams
- Blyth’s horseshoe bat weighting 5 grams
- Fraternal myotis weighting 7 grams
- Yankari shrew weighting 5 grams
- Underwood’s long-tongued bat weighting 7 grams
- Japanese house bat weighting 5 grams
- Little big-eared bat weighting 6 grams
- Northern little yellow-eared bat weighting 7 grams
- Gambian slit-faced bat weighting 7 grams
- Eastern forest bat weighting 5 grams
