Welcome to the Philadelphia Zoo, which crawls with rare mammals, birds, reptiles, amphibians, and fishes, including sharks, rays, and other fishlike vertebrates.

迎到费城园来，这里到处都是稀的哺乳，鸟类，爬行，两栖，类，包括鲨，鳐，还有其他的和类似的脊椎。