It is hard to guess what a Ryukyu flying fox weights. But we have the answer:
An adult Ryukyu flying fox (Pteropus dasymallus) on average weights 491 grams (1.08 lbs).
The Ryukyu flying fox is from the family Pteropodidae (genus: Pteropus). They can live for up to 31 years. When reaching adult age, they grow up to 25.3 cm (0′ 10″). Usually, Ryukyu flying foxs have 1 babies per litter.
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 Ryukyu flying fox or Ryukyu fruit bat (Pteropus dasymallus) is a species of megabat in the family Pteropodidae. It is found in Japan, Taiwan, and the Batanes and Babuyan Islands of the Philippines. Its natural habitats are subtropical or tropical dry forests and subtropical or tropical swamps. It is threatened by habitat loss and by hunting for food and the IUCN classify it as “Vulnerable”.
Animals of the same family as a Ryukyu flying fox
We found other animals of the Pteropodidae family:
- Big-eared flying fox with a weight of 365 grams
- Egyptian fruit bat with a weight of 132 grams
- Madagascan fruit bat with a weight of 296 grams
- Long-haired rousette with a weight of 104 grams
- Biak naked-backed fruit bat with a weight of 200 grams
- Sulawesi stripe-faced fruit bat with a weight of 172 grams
- Bulmer’s fruit bat with a weight of 621 grams
- Giant golden-crowned flying fox bringing 1.09 kilos (2.4 lbs) to the scale
- Fischer’s pygmy fruit bat with a weight of 18 grams
- Dwarf flying fox with a weight of 122 grams
Animals with the same weight as a Ryukyu flying fox
As a comparison, here are some other animals that weight as much as the Pteropus dasymallus:
- Big pocket gopher bringing 499 grams to the scale
- Giant tree-rat bringing 584 grams to the scale
- Colombian soft-furred spiny rat bringing 394 grams to the scale
- Silky tuco-tuco bringing 400 grams to the scale
- Golden-headed lion tamarin bringing 573 grams to the scale
- Cape ground squirrel bringing 572 grams to the scale
- Texas pocket gopher bringing 397 grams to the scale
- Short-furred Atlantic tree-rat bringing 439 grams to the scale
- Weyland ringtail possum bringing 458 grams to the scale
- Short-tailed chinchilla bringing 500 grams to the scale
Animals with the same litter size as a Ryukyu flying fox
Here is a list of animals that have the same number of babies per litter (1) as a Ryukyu flying fox:
- Bridled nail-tail wallaby
- Ear-spot squirrel
- New Caledonia blossom bat
- Oribi
- Underwood’s bonneted bat
- Lesser great leaf-nosed bat
- Peale’s free-tailed bat
- Cantor’s roundleaf bat
- Angolan talapoin
- Nyala
Animals with the same life expectancy as a Ryukyu flying fox
Completely different animals, but becoming as old as a Ryukyu flying fox:
- Dusky leaf monkey with an average maximal age of 25 years
- Eurasian lynx with an average maximal age of 26.75 years
- African civet with an average maximal age of 28 years
- Little brown bat with an average maximal age of 34 years
- Japanese macaque with an average maximal age of 33 years
- Indian flying fox with an average maximal age of 31.33 years
- American badger with an average maximal age of 26 years
- Brown long-eared bat with an average maximal age of 30 years
- King colobus with an average maximal age of 30.5 years
- Tamaraw with an average maximal age of 28 years