At the headwaters of Suwannee and St. Marys rivers, the Okefenokee National Wildlife Refuge is a national wildlife refuge known for its biodiversity. In fact, the Okefenokee Swamp is so diverse that ...

Astonishingly, Mount Kinabalu boasts more species of ferns than found in all of Africa. Further, many of the plants that live on this one mountain have only ever been collected — or seen — once.