William Mullen

These days the basement halls of Shedd Aquarium's Oceanarium beluga whale exhibits are darkened and eerily quiet, far different from the times when thousands of visitors mill about, pressing their...

The Shedd Aquarium's two baby beluga whales remain a study in contrasts as the 2-week-old female calf continues to thrive while keepers worry and maintain a 24-hour vigil over the...

Five days after he was born, the reluctant baby beluga male at Shedd Aquarium finally did what is supposed to come naturally: He nursed from his mother for the first...

Shedd Aquarium's recalcitrant baby beluga Tuesday afternoon and evening went through every motion required of him to begin nursing, including finding his mother's mammary glands, but still did not begin...

Five days after his birth, Shedd Aquarium's reluctant baby beluga early Wednesday morning finally did what was supposed to come naturally--nurse from his mother. The act was deemed so momentous...

Shedd Aquarium's robust baby beluga whale, whose life may hang in the balance if he cannot learn to nurse from his mother soon, exemplifies nature's brutal rules of survival that...

A life-and-death drama has been playing out since Friday morning in the Shedd Aquarium's Oceanarium as Puiji, a first-time beluga whale mother, has been trying to teach her newborn male...

As of this morning, a beluga whale calf born Friday morning at Shedd Aquarium is doing well and appears strong, but he has yet to nurse. Puiji, a first-time beluga...

What seemed to nature photographer Carol Freeman to be a sick monarch butterfly recently flying in an odd pattern over prairie flowers at the Chicago Botanic Garden in Glencoe turned...

An elated but cautious Shedd Aquarium staff was celebrating the birth Friday of a beluga whale in its marine mammal Oceanarium. More than 40 aquarium staff members let out yelps...