How many baby Eastern forest bats are in a litter?
A Eastern forest bat (Vespadelus 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 23 grams (0.05 lbs) and measure 1.7 cm (0′ 1″). They are a member of the Vespertilionidae family (genus: Vespadelus). An adult Eastern forest bat grows up to a size of 19.7 cm (0′ 8″).
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:
- Hairy-legged myotis weighting only 5 grams
- Somali serotine with 2 babies per pregnancy
- Northern bat with 1 babies per pregnancy
- Large forest bat weighting only 6 grams
- Pond bat with 1 babies per pregnancy
- Greater mouse-eared bat with 1 babies per pregnancy
- Greater Asiatic yellow bat with 1 babies per pregnancy
- Lesser Asiatic yellow bat with 1 babies per pregnancy
- Bronze tube-nosed bat weighting only 7 grams
- Dormer’s 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:
- Grévy’s zebra
- Moor macaque
- Black flying fox
- Lumholtz’s tree-kangaroo
- Crested mona monkey
- Papuan bandicoot
- Baikal seal
- Brazilian porcupine
- Celebes crested macaque
- Black dorcopsis
Animals with the same weight as a Eastern forest bat
What other animals weight around 5 grams (0.01 lbs)?
- California myotis weighting 4 grams
- Cadorna’s pipistrelle weighting 6 grams
- Tricolored bat weighting 5 grams
- Malagasy mouse-eared bat weighting 5 grams
- Yellow-faced horseshoe bat weighting 6 grams
- Whitaker’s shrew weighting 5 grams
- Carmen Mountain shrew weighting 4 grams
- Rhinolophus simplex weighting 6 grams
- Trinidad dog-like bat weighting 4 grams
- Indian pipistrelle weighting 4 grams