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Litter Size

How many babies does a Brown long-eared bat have at once? (litter size)

How many baby Brown long-eared bats are in a litter?

A Brown long-eared bat (Plecotus auritus) usually gives birth to around 1 babies.With 1 litters per year, that sums up to a yearly offspring of 1 babies.

Each of those little ones spend around 65 days as a fetus before they are released into the wild. Upon birth, they weight 2 grams (0 lbs) and measure 2 cm (0′ 1″). They are a member of the Vespertilionidae family (genus: Plecotus). An adult Brown long-eared bat grows up to a size of 30 cm (1′ 0″).

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 average litter size of a Brown long-eared bat is 1

The brown long-eared bat or common long-eared bat (Plecotus auritus) is a small Eurasian insectivorous bat. It has distinctive ears, long and with a distinctive fold. It is extremely similar to the much rarer grey long-eared bat which was only validated as a distinct species in the 1960s.An adult brown long-eared bat has a body length of 4.5-4.8 cm, a tail of 4.1-4.6 cm, and a forearm length of 4-4.2 cm. The ears are 3.3-3.9 cm in length, and readily distinguish the long-eared bats from most other bat species.They are relatively slow flyers compared to other bat species.

Other animals of the family Vespertilionidae

Brown long-eared bat is a member of the Vespertilionidae, as are these animals:

Animals that share a litter size with Brown long-eared bat

Those animals also give birth to 1 babies at once:

Animals that get as old as a Brown long-eared bat

Other animals that usually reach the age of 30 years:

Animals with the same weight as a Brown long-eared bat

What other animals weight around 8 grams (0.02 lbs)?