How many baby Rüppell’s pipistrelles are in a litter?
A Rüppell’s pipistrelle (Pipistrellus rueppelli) usually gives birth to around 1 babies.
Upon birth, they weight 1 grams (0 lbs) and measure 2 cm (0′ 1″). They are a member of the Vespertilionidae family (genus: Pipistrellus). An adult Rüppell’s pipistrelle grows up to a size of 4.4 cm (0′ 2″).
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.
Rüppell’s pipistrelle (Pipistrellus rueppellii) is a species of vesper bat found in Africa and Asian republics such as Iraq and Israel. It is found in dry and moist savanna, subtropical or tropical dry shrubland, and hot deserts.
Other animals of the family Vespertilionidae
Rüppell’s pipistrelle is a member of the Vespertilionidae, as are these animals:
- White-bellied lesser house bat weighting only 10 grams
- Variegated butterfly bat with 1 babies per pregnancy
- Hairy-faced bat weighting only 9 grams
- Pallid large-footed myotis weighting only 12 grams
- Japanese house bat with 2 babies per pregnancy
- Savi’s pipistrelle with 2 babies per pregnancy
- Yellowish myotis weighting only 5 grams
- Allen’s big-eared bat becoming 3.17 years old
- Yellow serotine weighting only 10 grams
- Allen’s spotted bat weighting only 5 grams
Animals that share a litter size with Rüppell’s pipistrelle
Those animals also give birth to 1 babies at once:
- Naked-rumped pouched bat
- Hirola
- Greater nectar bat
- De Vis’s woolly rat
- Hero shrew
- Asinus
- Egyptian fruit bat
- South African springhare
- Bontebok
- Greater musky fruit bat
Animals with the same weight as a Rüppell’s pipistrelle
What other animals weight around 7 grams (0.02 lbs)?
- Fringed myotis weighting 8 grams
- Elgon shrew weighting 6 grams
- Eurasian harvest mouse weighting 7 grams
- Flores woolly bat weighting 6 grams
- Eisentraut’s pipistrelle weighting 6 grams
- MacConnell’s bat weighting 6 grams
- Pilbara ningaui weighting 6 grams
- Mato Grosso dog-faced bat weighting 7 grams
- Dark long-tongued bat weighting 6 grams
- Bourret’s horseshoe bat weighting 8 grams
Animals with the same size as a Rüppell’s pipistrelle
Also reaching around 4.4 cm (0′ 2″) in size do these animals:
- Pallas’s long-tongued bat gets as big as 4.8 cm (0′ 2″)
- Kuhl’s pipistrelle gets as big as 4.5 cm (0′ 2″)
- Grey long-eared bat gets as big as 4.1 cm (0′ 2″)
- Southeastern shrew gets as big as 5.1 cm (0′ 3″)
- Rüppell’s pipistrelle gets as big as 4.5 cm (0′ 2″)
- Mexican free-tailed bat gets as big as 4.1 cm (0′ 2″)
- Eurasian least shrew gets as big as 5.2 cm (0′ 3″)
- White-winged serotine gets as big as 3.7 cm (0′ 2″)
- Daubenton’s bat gets as big as 4.4 cm (0′ 2″)
- Proboscis bat gets as big as 4.2 cm (0′ 2″)