Bronx Zoo is one of the largest urban zoos in the United States. It houses thousands of animals, ranging from lions and monkeys to sea lions and sloths. While the Congo Gorilla Forest features lowland gorillas, pythons, and other central African animals, the Madagascar is home to Nile crocodiles, mongooses, and lemurs. A modern zoo, it places animals into re-creations of their own ecosystems. Also, a plethora of activities held at the zoo provide an educating and entertaining experience for adults as well as children. Admission prices vary according to season.