The largest of its kind in China, the 90-hectare Beijing Zoo is home to 4,000 or so animals in 640 species, quite a few of them from other parts of the world. Among the endangered species are the giant panda, golden-haired monkey, northeast China tiger, antelope, black-necked crane and white-lipped deer, Beijing Aquarium in the zoo is billed as the world's largest continental oceanic aquarium-there are more than 10,000 sea creatures in it.