This diverse habitat allows an impressive array of species to coexist, including approximately 1,320 species of trees, shrubs, vines, and grasses (vascular plants), 60 mammal species, 86 reptile & amphibian species, 34 species of freshwater mussels, nearly 1,800 invertebrate species just in the Lepidoptera Family (butterflies,moths, skippers), 97 fish species, at least 300 bird species, and 660 species of mushrooms.