For the first time in two years, Lincoln Park Zoo welcomed the birth of piglets. Visitors can see the seven baby pigs, along with their mother, at the Farm-in-the-Zoo exhibit.

Microphones placed across the Chicago area by the Lincoln Park Zoo are tracking the return of bats to the region this spring. 

Experts in Chicago are working to save one of the world’s most endangered birds. 

Since 2010, the zoo’s Urban Wildlife Institute has used motion-detecting cameras and acoustic monitoring equipment to record and document animals roaming through the city.

Siku the polar bear wants a floating stone. Bella the baby guerilla wants carrots. The holiday season has passed, but Chicago zoo animals are still hoping for gifts.

The newest resident of the Lincoln Park Zoo weighs 1,000 pounds and stands 9 feet tall. Meet Siku, a 6-year-old polar bear.

The eastern massasauga rattlesnake, also known as the “swamp rattler,” produces venom more toxic than most other rattlesnakes.

The Lincoln Park Zoo gave journalists a sneak peek of the new African penguin exhibit, which aims to replicate the birds' natural habitat in southern Africa.

Humans pose the greatest threat to chimpanzees, renowned British primatologist Dr. Jane Goodall said Thursday during an event at the Lincoln Park Zoo.

Two red panda cubs at the Lincoln Park Zoo are born to love the Chicago Cubs. Like their two siblings born the previous year, the names of the cubs, revealed Tuesday, were inspired by Wrigley Field.

Thanks to an experimental program started by the U.S. Fish and Wildlife Service in 2009, a wild population of threatened turtles has been established in northwestern Illinois. Find out how local institutions helped the agency reach its goal.

The Lincoln Park Zoo welcomed the birth of a female zebra on Saturday. It's the first zebra birth at the zoo since 2012.

The Lincoln Park Zoo unveiled plans Thursday for major renovations to the Kovler Lion House and the construction of a new polar bear exhibit.

With fewer than 1,000 Bactrian camels estimated to be living in the wild, the species is classified as critically endangered. On May 9, a Bactrian camel calf was born in Chicago.

The snow monkey, born on Wednesday, has since clung tightly to 11-year-old mother Ono. Zoo employees have not yet named it or determined its sex. Maureen Leahy, the zoo’s curator of primates, said they prefer to give mother and infant plenty of space at this stage.

Maku the eastern black rhino is one of less than 1,000 such animals living on Earth due to decades of poaching. Today he turns 30.