Fielding Gray | Gray Davis | Gray's Inn | Macy Gray | The Picture of Dorian Gray | Bat Masterson | bat | Asa Gray | Thomas Gray | Gray | Alasdair Gray | Harrison Gray Otis | Bat | Charles Gray | Casey at the Bat | William M. Gray | John Edward Gray | Batman: Shadow of the Bat | Gray's Anatomy | Bat Falcon | Tamyra Gray | Robert Gray | Harrison Gray Otis (lawyer) | Christopher Gray | Bat-Signal | Spalding Gray | Silver-haired bat | Michael Gray | Justin Gray | John N. Gray |
Bats, such as the gray bat and Mexican free-tailed bat, are trogloxenes and are often found in caves; they forage outside of the caves.
There are over 15 rare species in the area, such as the southern cavefish, gray bat, Indiana bat, American Hart’s-tongue fern and Tennessee bladderfern.