The gestation period for a Sumatran rhino is about 16 months. Harapan's older brother, Andalas, was born at the Cincinnati Zoo in 2001, becoming the first of his kind to be born in a zoo in more ...

More than 1 million people visit the Cincinnati Zoo ... rhino population. Tashi was artificially inseminated with Jimmy's cryopreserved sperm and, in 15 to 16 months, her baby Monica was born.

Mom and baby will continue to bond behind the scenes over the winter. Visitors will see them in the okapi yard later this spring. This is the 18th okapi birth at the Cincinnati Zoo in 24 years.

One bonobo at the Cincinnati Zoo gave birth in September and two others were brought in from the Memphis Zoo The incident comes on the heels of a baby bonobo born at the Cincinnati attraction.

Their labor has led to some remarkable stuff − like the birth of a rhino calf a decade after her father died. In the 1980s, Cincinnati launched one of the first efforts by a zoo to research ...