William Mullen

Looking and acting something like an underwater canister vacuum cleaner, a prehistoric marine reptile apparently used its extremely long neck to sneak up on and suck in unwary fish swimming...

Keeper Anthony Nielsen was hosing down an animal holding area in Lincoln Park Zoo's African Journey exhibition hall when he heard a frantic voice crackle over his zoo intercom radio....

Federal inspectors have found "human error" to be the cause of an incident last Thursday when a female keeper was mauled in the outdoor yard of Lincoln Park Zoo's lion...

In the 14 years that Chicago police officer Bill Rose has been on the force he's stared down thugs and fended off menacing gangbangers. But the officer assigned to the...

A cool-headed keeper at Lincoln Park Zoo radioed for her own rescue Thursday morning after she somehow ended up in the outdoor lion enclosure at the same time as the...

Brookfield Zoo's chief veterinarian, Tom Meehan, had tried everything he could think of to alleviate the suffering of Jewel, an aging Bactrian camel increasingly hobbled by badly arthritic front legs....

Like a newborn princess, the baby gorilla girl who arrived Wednesday at Brookfield Zoo already has a well-planned and privileged life ahead of her, including the best upbringing money can...

Rustling through hangers like a hatcheck attendant working in a giant cloakroom filled with exotic fur coats, Lawrence Heaney, the Field Museum's curator of mammals, finally came upon what he...

Paul Fanning's voice resembled a foghorn gone hoarse, but it became familiar to countless people in the last 40 years as he toiled as a brainy radio talk show host,...

In 1951, the elderly Louise Gardner agreed to lend to the Museum of Science and Industry a painstakingly assembled collection of 258 antique dolls representing many different historical eras and...