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Litter Size

How many babies does a Irrawaddy dolphin have at once? (litter size)

How many baby Irrawaddy dolphins are in a litter?

A Irrawaddy dolphin (Orcaella brevirostris) usually gives birth to around 1 babies.

Each of those little ones spend around 425 days as a fetus before they are released into the wild. Upon birth, they weight 2 grams (0 lbs) and measure 13.5 cm (0′ 6″). They are a member of the Delphinidae family (genus: Orcaella). An adult Irrawaddy dolphin grows up to a size of 2.5 meter (8′ 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 Irrawaddy dolphin is 1

The Irrawaddy dolphin (Orcaella brevirostris) is a euryhaline species of oceanic dolphin found in discontinuous subpopulations near sea coasts and in estuaries and rivers in parts of the Bay of Bengal and Southeast Asia.

Other animals of the family Delphinidae

Irrawaddy dolphin is a member of the Delphinidae, as are these animals:

Animals that share a litter size with Irrawaddy dolphin

Those animals also give birth to 1 babies at once:

Animals with the same weight as a Irrawaddy dolphin

What other animals weight around 190 kg (418.88 lbs)?

Animals with the same size as a Irrawaddy dolphin

Also reaching around 2.5 meter (8′ 3″) in size do these animals: