Litter Size

How many babies does a Southern yellow bat have at once? (litter size)

How many baby Southern yellow bats are in a litter?

A Southern yellow bat (Lasiurus ega) usually gives birth to around 2 babies.With 1 litters per year, that sums up to a yearly offspring of 2 babies.

Each of those little ones spend around 96 days as a fetus before they are released into the wild. Upon birth, they weight 5 grams (0.01 lbs) and measure 4 cm (0′ 2″). They are a member of the Vespertilionidae family (genus: Lasiurus). An adult Southern yellow bat grows up to a size of 7.5 cm (0′ 3″).

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 Southern yellow bat is 2

The southern yellow bat (Dasypterus ega) is a species of vesper bat that belongs to suborder microchiroptera (microbat) in the family Vespertilionidae. It is native to South, North and Central America, from the Rio Grande Valley of Texas in the United States to Argentina.

Other animals of the family Vespertilionidae

Southern yellow bat is a member of the Vespertilionidae, as are these animals:

Animals that share a litter size with Southern yellow bat

Those animals also give birth to 2 babies at once:

Animals with the same weight as a Southern yellow bat

What other animals weight around 12 grams (0.03 lbs)?