How long do dolphins carry a baby?

The gestation period of dolphins depends on their species. Here are gestation lengths for five common dolphin species, given in months.

Bottlenose dolphin (Tursiops truncatus): 12 months (one year)

Common dolphin (Delphinus delphis): 10-12 months (~ one year)

Spinner dolphin (Stenella longirostris): 10-13 months (~ one year)

Striped dolphin (Stenella coeruleoalba): 10-12 months (~ one year)

Dall's porpoise (Phocoenoides dalli): 11-12 months (~ one year)