It is hard to guess what a Little free-tailed bat weights. But we have the answer:
An adult Little free-tailed bat (Chaerephon pumilus) on average weights 10 grams (0.02 lbs).
The Little free-tailed bat is from the family Molossidae (genus: Chaerephon). It is usually born with about 3 grams (0.01 lbs). They can live for up to 5 years. When reaching adult age, they grow up to 21.1 cm (0′ 9″). On average, Little free-tailed bats can have babies 3 times per year with a litter size of 1.
As a reference: An average human weights in at 62 kg (137 lbs) and reaches an average size of 1.65m (5′ 5″). Humans spend 280 days (40 weeks) in the womb of their mother and reach around 75 years of age.

The little free-tailed bat (Chaerephon pumilus) is a species of the genus Chaerephon in the family Molossidae. It is widely distributed across Africa and islands around the continent.
Animals of the same family as a Little free-tailed bat
We found other animals of the Molossidae family:
- Russet free-tailed bat with a weight of 16 grams
- Spotted free-tailed bat with a weight of 15 grams
- Sanborn’s bonneted bat with a weight of 15 grams
- Northern freetail bat with a weight of 20 grams
- Peters’s wrinkle-lipped bat with a weight of 11 grams
- Micronomus with a weight of 8 grams
- Midas free-tailed bat with a weight of 45 grams
- Mato Grosso dog-faced bat with a weight of 7 grams
- Para dog-faced bat with a weight of 12 grams
- Roberts’s flat-headed bat with a weight of 14 grams
Animals with the same weight as a Little free-tailed bat
As a comparison, here are some other animals that weight as much as the Chaerephon pumilus:
- Fulvous harvest mouse bringing 11 grams to the scale
- Large-toothed shrew bringing 8 grams to the scale
- Sundevall’s roundleaf bat bringing 9 grams to the scale
- Greater sac-winged bat bringing 8 grams to the scale
- Western broad-nosed bat bringing 11 grams to the scale
- Southeast Asian shrew bringing 12 grams to the scale
- Brants’s climbing mouse bringing 10 grams to the scale
- Greater ghost bat bringing 12 grams to the scale
- Chestnut long-tongued bat bringing 8 grams to the scale
- Bates’s slit-faced bat bringing 10 grams to the scale
Animals with the same litter size as a Little free-tailed bat
Here is a list of animals that have the same number of babies per litter (1) as a Little free-tailed bat:
- Monk saki
- Malagasy serotine
- Pale-throated sloth
- Aardvark
- Bearded seal
- Ribbon seal
- Southern needle-clawed bushbaby
- Long-tailed chinchilla
- Greater bamboo lemur
- Mountain tapir
Animals with the same life expectancy as a Little free-tailed bat
Completely different animals, but becoming as old as a Little free-tailed bat:
- Woodland jumping mouse with an average maximal age of 4 years
- Derby’s woolly opossum with an average maximal age of 5 years
- Dobson’s shrew tenrec with an average maximal age of 5.58 years
- Common sheath-tailed bat with an average maximal age of 5 years
- Pallas’s pika with an average maximal age of 4 years
- Brown-tailed mongoose with an average maximal age of 4.75 years
- Peters’s climbing rat with an average maximal age of 5.33 years
- Serotine bat with an average maximal age of 6 years
- Guyenne spiny rat with an average maximal age of 4.75 years
- Bahamian hutia with an average maximal age of 6 years
