The zoo welcomes visitors daily from 9 a.m. to 5 p.m.; last admission is at 4 p.m. Tickets cost $14 for adults, $8 for kids ages 2 to 12 and are free for children 1 and younger.

CHICAGO -- An adult lion at Chicago's Lincoln Park Zoo attacked an animal keeper Thursday, injuring her seriously before fellow workers could shoo the beast away, officials said.

Gunner Kitchell, 10, of Carlisle, Ind., is greeted by one of two river otters in the Enchanted Forest at Mesker Park Zoo and ...

The fireworks display will begin at 9:30 p.m. Muni will operate on a Saturday schedule with extra Muni service to get people to and from the Fireworks area between Aquatic Park and Fisherman’s Wharf.