How many baby Eastern forest bats are in a litter?
A Eastern forest bat (Eptesicus pumilus) usually gives birth to around 1 babies.With 1 litters per year, that sums up to a yearly offspring of 1 babies.
Upon birth, they weight 3 grams (0.01 lbs) and measure 3.1 cm (0′ 2″). They are a member of the Vespertilionidae family (genus: Eptesicus). An adult Eastern forest bat grows up to a size of 8.2 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 eastern forest bat (Vespadelus pumilus) is a species of vesper bat in the family Vespertilionidae. It is found only in Australia, where it has been recorded from Queensland to New South Wales. The population is in decline, with the number of mature individuals decreasing.
Other animals of the family Vespertilionidae
Eastern forest bat is a member of the Vespertilionidae, as are these animals:
- Papillose woolly bat weighting only 10 grams
- Elegant myotis weighting only 4 grams
- Cape hairy bat weighting only 13 grams
- Western small-footed bat weighting only 4 grams
- Large-footed bat with 1 babies per pregnancy
- Broad-headed pipistrelle weighting only 6 grams
- Little brown bat with 1 babies per pregnancy
- Ridley’s bat weighting only 4 grams
- Chinese pipistrelle weighting only 5 grams
- Wall-roosting mouse-eared bat with 1 babies per pregnancy
Animals that share a litter size with Eastern forest bat
Those animals also give birth to 1 babies at once:
- African bush elephant
- Mona monkey
- Hamadryas baboon
- Gould’s long-eared bat
- Madagascan fruit bat
- Central American squirrel monkey
- Egyptian slit-faced bat
- Stein’s cuscus
- Père David’s deer
- Diademed sifaka
Animals with the same weight as a Eastern forest bat
What other animals weight around 5 grams (0.01 lbs)?
- Lesser long-tongued bat weighting 6 grams
- Kerivoula hardwickei weighting 4 grams
- Greater Papuan pipistrelle weighting 6 grams
- Dormer’s bat weighting 6 grams
- Dark long-tongued bat weighting 6 grams
- Japanese house bat weighting 5 grams
- Large forest bat weighting 6 grams
- Eurasian pygmy shrew weighting 4 grams
- Spurred roundleaf bat weighting 6 grams
- Large-eared tenrec weighting 6 grams