How many baby Javan mongooses are in a litter?
A Javan mongoose (Herpestes javanicus) usually gives birth to around 2 babies.With 2 litters per year, that sums up to a yearly offspring of 4 babies.
Each of those little ones spend around 48 days as a fetus before they are released into the wild. Upon birth, they weight 24 grams (0.05 lbs) and measure 1.3 cm (0′ 1″). They are a member of the Herpestidae family (genus: Herpestes). An adult Javan mongoose grows up to a size of 27.5 cm (0′ 11″).
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 Javan mongoose (Herpestes javanicus) or small Indian mongoose is a mongoose species native to South and Southeast Asia that has also been introduced to many regions of the world.
Other animals of the family Herpestidae
Javan mongoose is a member of the Herpestidae, as are these animals:
- White-tailed mongoose with 2 babies per pregnancy
- Indian grey mongoose with 2 babies per pregnancy
- Banded mongoose with 2 babies per pregnancy
- Yellow mongoose with 2 babies per pregnancy
- Alexander’s kusimanse with 4 babies per pregnancy
- Broad-striped Malagasy mongoose with 1 babies per pregnancy
- Marsh mongoose with 2 babies per pregnancy
- Common dwarf mongoose with 3 babies per pregnancy
- Angolan kusimanse weighting only 700 grams
- Pousargues’s mongoose with 4 babies per pregnancy
Animals that share a litter size with Javan mongoose
Those animals also give birth to 2 babies at once:
- Island fox
- Brown bear
- White-bellied mosaic-tailed rat
- Guyenne spiny rat
- Big-eared swamp rat
- Schlieffen’s bat
- Florida mouse
- Cape genet
- Unalaska collared lemming
- Dusky-footed woodrat
Animals that get as old as a Javan mongoose
Other animals that usually reach the age of 10 years:
- Congo rope squirrel with 9.5 years
- San Diego pocket mouse with 8.25 years
- Tasmanian devil with 8.17 years
- Gray dorcopsis with 8 years
- Siberian weasel with 8.83 years
- Dice’s cottontail with 9 years
- Capybara with 12 years
- Whiskered bat with 9.25 years
- Southern flying squirrel with 12 years
- Common ringtail possum with 8 years
Animals with the same weight as a Javan mongoose
What other animals weight around 758 grams (1.67 lbs)?
- Black flying fox weighting 609 grams
- Red-tailed sportive lemur weighting 763 grams
- Swynnerton’s bush squirrel weighting 675 grams
- Amazon bamboo rat weighting 650 grams
- Mexican prairie dog weighting 900 grams
- Bronze quoll weighting 896 grams
- Long-nosed bandicoot weighting 720 grams
- Peruvian night monkey weighting 800 grams
- American marten weighting 878 grams
- Northern sportive lemur weighting 760 grams
Animals with the same size as a Javan mongoose
Also reaching around 27.5 cm (0′ 11″) in size do these animals:
- Water opossum gets as big as 29.7 cm (1′ 0″)
- White-faced spiny tree-rat gets as big as 29.7 cm (1′ 0″)
- Small-toothed sportive lemur gets as big as 32.4 cm (1′ 1″)
- Poncelet’s giant rat gets as big as 27 cm (0′ 11″)
- Coquerel’s giant mouse lemur gets as big as 23.1 cm (0′ 10″)
- Moluccan flying fox gets as big as 25.3 cm (0′ 10″)
- Black-footed tree-rat gets as big as 30.1 cm (1′ 0″)
- Black and red bush squirrel gets as big as 24.3 cm (0′ 10″)
- Giant Atlantic tree-rat gets as big as 28.2 cm (1′ 0″)
- Eastern small-toothed rat gets as big as 24.2 cm (0′ 10″)