How many baby Bare-backed rousettes are in a litter?
A Bare-backed rousette (Rousettus spinalatus) usually gives birth to around 1 babies.
Upon birth, they weight 12 grams (0.03 lbs) and measure 3.7 cm (0′ 2″). They are a member of the Pteropodidae family (genus: Rousettus). An adult Bare-backed rousette grows up to a size of 12.9 cm (0′ 6″).
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 bare-backed rousette (Rousettus spinalatus) is a species of megabat.
Other animals of the family Pteropodidae
Bare-backed rousette is a member of the Pteropodidae, as are these animals:
- Moss-forest blossom bat weighting only 20 grams
- Western naked-backed fruit bat weighting only 226 grams
- Leschenault’s rousette with 1 babies per pregnancy
- Spectacled flying fox with 1 babies per pregnancy
- Comoro rousette weighting only 45 grams
- Ornate flying fox weighting only 335 grams
- Masked flying fox weighting only 130 grams
- Geelvink Bay flying fox weighting only 351 grams
- Harpy fruit bat with 1 babies per pregnancy
- Gilliard’s flying fox weighting only 406 grams
Animals that share a litter size with Bare-backed rousette
Those animals also give birth to 1 babies at once:
- Forest giant squirrel
- Macroscelides proboscideus
- Western white-eared giant rat
- Snow sheep
- Mentawai langur
- Sloggett’s vlei rat
- Patagonian mara
- Canyon bat
- Mantled howler
Animals with the same weight as a Bare-backed rousette
What other animals weight around 92 grams (0.2 lbs)?
- Plains viscacha rat weighting 86 grams
- Red-bellied mosaic-tailed rat weighting 79 grams
- Woolly-headed spiny tree-rat weighting 108 grams
- Australian swamp rat weighting 106 grams
- California kangaroo rat weighting 85 grams
- Dayak fruit bat weighting 81 grams
- Atlantic Forest climbing mouse weighting 100 grams
- Kemp’s gerbil weighting 100 grams
- Kaiser’s rock rat weighting 90 grams
- Ochre bush squirrel weighting 104 grams