Conservation-minded volunteers in suburban Barrington are attracting snakes to their own backyards – on purpose.

Their recovery has been a national concern for decades. What’s happening locally in the effort to save the Mexican wolf.

Orangutans are one of humankind’s closest cousins. We meet a baby orangutan as she takes a trip to the doctor.

Brookfield Zoo welcomed two newborn Amur leopards in April. The male cubs are scheduled to make their public debut in mid-July. 

The latest member of Brookfield Zoo’s four-generation family of western lowland gorillas was born June 1, the third offspring of Koola, the newborn’s 23-year-old mother. 

A growing number of states are taking up bans on the sale of ivory in an effort to curb elephant and rhinoceros poaching and undermine the $20 billion-per-year enterprise of wildlife trafficking. Illinois could be next.

Following a historic diagnostic procedure last month, Layla, a 2,300-pound eastern black rhinoceros, underwent life-saving surgery last week to relieve an infection.

A Chicago-based animal care expert is playing a key role in an unprecedented effort to save thousands of critically endangered tortoises that were found in squalid conditions in an abandoned home off the southeast coast of Africa.

One of the world’s most endangered birds finds itself in even greater peril after a hurricane ripped through its habitat last year. But you can help – by drinking beer. 

Hoping to identify the source of an infection, veterinarians performed what is thought to be the first ever CT scan on a rhinoceros.

Spring serves as mating season for all sorts of animals found in Illinois, but no creature goes about it quite like the wood frog.

The 50-year-old gorilla was the zoo’s oldest animal. “Knowing it’s the right decision doesn’t make it hurt any less,” said Amy Roberts, curator of mammals for the Chicago Zoological Society.

On Feb. 10, Lincoln Park Zoo welcomed a new baby bird, the first African penguin chick hatched and reared at the zoo's new penguin habitat. 

The 14-year-old female polar bear who recently arrived in Chicago is expected to mate with 8-year-old Siku, who has lived at the zoo since 2016. 

How local scientists played a key role in the arrest of three well-known elephant poachers in the Republic of Congo. 

Nearly 30 years ago, scientists began collecting semen samples from Mexican wolves. On Sunday, Brookfield Zoo artificially inseminated one wolf as part of an effort to boost the genetic health of the endangered species.