The dolphin was born last Saturday morning to mother Allie, 38, who gave birth to the calf just before 12:30 a.m.

WASHINGTON — Brookfield Zoo Chicago is mourning the sudden death of its four-day-old bottlenose dolphin calf . The male ...

A bottlenose dolphin safely delivered a calf early Saturday morning at Brookfield Zoo Chicago, a “momentous occasion” that ...

A bottlenose dolphin born Saturday at Brookfield Zoo died Wednesday night. The calf had been developing well before suddenly ...

A dolphin calf’s first year of life, both in the wild and under professional care, is filled with challenges and milestones ...

Every birth is a remarkable learning opportunity, and the scientific information we gain benefits marine conservation efforts ...

A baby dolphin born live on camera at Brookfield Zoo has died just days after footage of the birth went viral, the zoo announced Thursday.

Just days after Brookfield Zoo issued the exciting announcement of the first bottlenose dolphin born at the zoo in more than ...

Brookfield Zoo Chicago has announced the sudden death of a four-day old bottlenose dolphin. This natural gas field in ...

A bottlenose dolphin at the Brookfield Zoo Chicago gave birth to a calf early Saturday morning with the help of a fellow mom.

A bottlenose dolphin born recently at Brookfield Zoo Chicago died late Wednesday. The zoo said it was performing an animal autopsy to determine the cause of death.

Staff will confirm which dolphin is the calf’s father in the coming months, the zoo said. Brookfield Zoo has a long history of dolphin care and research. In 1961, it opened the country’s first ...