Steinhart Aquarium: Highlights include the Philippine Coral Reef, the California Coast tank, and Twilight Zone: Deep Reefs Revealed. Osher Rainforest: A glass dome houses the four-story living rainforest, where birds and butterflies fly freely among lush tropical trees, plants, and other animals from around the world. Living Roof: Visit our rolling green roof for views of Golden Gate Park and beyond.California wildflowers bloom in spring while dozens of native plants provide habitat for birds, bees, and butterflies year-round. African Penguins: Visit our colony of charismatic South African birds. Join a biologist for penguin feedings at 10:30 am and 3 pm daily. The Swamp: Meet its most famous resident, Claude, an albino American alligator, who shares his home with a trio of prehistoric-looking alligator snapping turtles. Morrison Planetarium: Reserve a seat ticket (free with admission) at the Planetarium kiosk to see our newest show, Expedition Reef.