A bottlenose dolphin safely delivered a calf early Saturday morning at Brookfield Zoo Chicago, a “momentous occasion” that marks the first dolphin birth in more than a decade at the west suburban

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

Every birth is a remarkable learning opportunity, and the scientific information we gain benefits marine conservation efforts," Dr. Mike Adkesson, Brookfield Zoo Chicago president and CEO, said.