Animal Weight

How much does a Japanese house bat weight?

It is hard to guess what a Japanese house bat weights. But we have the answer:

An adult Japanese house bat (Pipistrellus abramus) on average weights 5 grams (0.01 lbs).

The Japanese house bat is from the family Vespertilionidae (genus: Pipistrellus). It is usually born with about 1 grams (0 lbs). When reaching adult age, they grow up to 56 cm (1′ 11″). Usually, Japanese house bats have 2 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 average adult weight of a Japanese house bat is 5 grams (0.01 lbs)

The Japanese house bat or Japanese pipistrelle (Pipistrellus abramus) is a species of vesper bat. An adult has a body length of 3.6–4.8 cm (1.4–1.9 in), a tail of 2.9–4.0 cm (1.1–1.6 in), and a wing length of 3.2–3.6 cm (1.3–1.4 in). It prefers to roost under the ceiling or inside the roof of old buildings. It is found across East Asia, from China and Taiwan into the Ussuri region, the Korean Peninsula, and Japan.

Animals of the same family as a Japanese house bat

We found other animals of the Vespertilionidae family:

Animals with the same weight as a Japanese house bat

As a comparison, here are some other animals that weight as much as the Pipistrellus abramus:

Animals with the same litter size as a Japanese house bat

Here is a list of animals that have the same number of babies per litter (2) as a Japanese house bat: