The city’s gleaming skyline and its position along a busy migratory corridor make it the most dangerous in the U.S. for birds traveling north and south each fall and spring, a new study finds.

A severe drought earlier this year forced a large group of flamingos to flee a nesting site in South Africa. That’s when Lincoln Park Zoo and other wildlife conservation groups from around the world stepped in.

Unlike humans, birds do not have the luxury of high-powered heating systems to keep warm in the winter, but they do have a variety of unique adaptations to help them survive.

In all the attempts to dissect the Leopold and Loeb story, one mystery remains unsolved: What happened to the vast bird collection that Nathan Leopold had in his Chicago home when he went to prison?

A first-of-its-kind survey of the Chicago area’s remaining grasslands could be good news for several species of threatened birds that once thrived across Illinois.

For the second time this year, Chicago’s DryHop Brewers is joining forces with Lincoln Park Zoo in the name of wildlife conservation, this time for a rare and endangered New Zealand bird.

A lawsuit filed Thursday by Illinois and seven other states challenges a Trump administration plan to eliminate long-standing protections for migratory birds.

Once a year, scientists and veterinarians check on nesting birds at Baker’s Lake in Cook County, where they can also learn a lot about the environment – and predict possible health concerns for humans.

A research team with a Chicago connection has uncovered new evidence about the devastating impact of the dinosaur-killing asteroid that struck Earth about 66 million years ago.

A new Magellanic penguin chick hatched Saturday at Shedd Aquarium, just hours before Mother's Day. 

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. 

New residents of the aquarium’s “At Home on the Great Lakes” exhibit are spending their first days bonding with their mother. 

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. 

Here’s something that might surprise you: The best place in the entire state of Illinois to see birds during their spring migration is in the city of Chicago. 

Despite the early April snow showers, a recent bird sighting in Cook County is a strong sign that warmer spring weather is just around the corner.

The yet-to-be-named chick is healthy and being hand-reared by animal care staff, the zoo said this week.