It is hard to guess what a Roberts’s flat-headed bat weights. But we have the answer:
An adult Roberts’s flat-headed bat (Mormopterus petrophilus) on average weights 14 grams (0.03 lbs).
The Roberts’s flat-headed bat is from the family Molossidae (genus: Mormopterus). When reaching adult age, they grow up to 6.6 cm (0′ 3″).
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.
Roberts’s flat-headed bat (Sauromys petrophilus) is a species of free-tailed bat native to southern Africa. It is the only species in the genus Sauromys. The scientific name translates as “rock loving lizard-mouse”, while the common name honours Austin Roberts, who first described the species.
Animals of the same family as a Roberts’s flat-headed bat
We found other animals of the Molossidae family:
- Big crested mastiff bat with a weight of 29 grams
- Peters’s flat-headed bat with 1 babies per litter
- Wrinkle-lipped free-tailed bat with a weight of 21 grams
- Micronomus with a weight of 8 grams
- Little free-tailed bat with a weight of 10 grams
- Miller’s mastiff bat with a weight of 98 grams
- Sierra Leone free-tailed bat with a weight of 16 grams
- Russet free-tailed bat with a weight of 16 grams
- Molossops planirostris with a weight of 12 grams
- Medje free-tailed bat with a weight of 42 grams
Animals with the same weight as a Roberts’s flat-headed bat
As a comparison, here are some other animals that weight as much as the Mormopterus petrophilus:
- Gervais’s fruit-eating bat bringing 12 grams to the scale
- Surat serotine bringing 13 grams to the scale
- Microryzomys altissimus bringing 13 grams to the scale
- Rohu’s bat bringing 12 grams to the scale
- Feathertail glider bringing 13 grams to the scale
- Pallid large-footed myotis bringing 12 grams to the scale
- Eptesicus demissus bringing 13 grams to the scale
- Spotted free-tailed bat bringing 15 grams to the scale
- Eastern shrew mouse bringing 16 grams to the scale
- Lesser hairy-winged bat bringing 13 grams to the scale