How many baby Bechstein’s bats are in a litter?
A Bechstein’s bat (Myotis bechsteinii) 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 79 grams (0.17 lbs) and measure 3 cm (0′ 2″). They are a member of the Vespertilionidae family (genus: Myotis). An adult Bechstein’s bat grows up to a size of 10.9 cm (0′ 5″).
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.
Bechstein’s bat (Myotis bechsteinii) is a species of vesper bat found in Europe and western Asia, living in extensive areas of woodland.
Other animals of the family Vespertilionidae
Bechstein’s bat is a member of the Vespertilionidae, as are these animals:
- Hardwicke’s woolly bat with 1 babies per pregnancy
- Rohu’s bat weighting only 12 grams
- Peters’s trumpet-eared bat with 1 babies per pregnancy
- Greenish yellow bat with 2 babies per pregnancy
- Large forest bat weighting only 6 grams
- Long-fingered bat weighting only 8 grams
- Least long-fingered bat weighting only 4 grams
- Bronze tube-nosed bat weighting only 7 grams
- Rendall’s serotine weighting only 6 grams
- Asian barbastelle weighting only 15 grams
Animals that share a litter size with Bechstein’s bat
Those animals also give birth to 1 babies at once:
- Pennant’s colobus
- Delicate mouse
- Grey seal
- Rhesus macaque
- Maned rat
- Dusky leaf monkey
- Davis’s round-eared bat
- Plush-coated ringtail possum
- Dromedary
- Seychelles fruit bat
Animals that get as old as a Bechstein’s bat
Other animals that usually reach the age of 21 years:
- Galápagos fur seal with 22 years
- Red-shanked douc with 25 years
- North American porcupine with 18 years
- Indian hog deer with 20 years
- Jentink’s duiker with 17.5 years
- Moustached guenon with 23 years
- Servaline genet with 17 years
- Dorcas gazelle with 17.42 years
- Japanese serow with 18.5 years
- Northern viscacha with 19.5 years
Animals with the same weight as a Bechstein’s bat
What other animals weight around 9 grams (0.02 lbs)?
- Bicolored roundleaf bat weighting 8 grams
- Cave myotis weighting 9 grams
- Arctic shrew weighting 8 grams
- Orinoco sword-nosed bat weighting 9 grams
- Northern groove-toothed shrew mouse weighting 10 grams
- Blasius’s horseshoe bat weighting 10 grams
- Common bent-wing bat weighting 10 grams
- Paucident planigale weighting 9 grams
- Kellen’s dormouse weighting 10 grams
- Hinde’s lesser house bat weighting 10 grams