Apalachicola River and BayLongleaf Pine & Fire EcologyWildlife in North Florida- Critters Big and Small 2023 Update On The Reintroduction Of Eastern Indigo Snakes To The Apalachicola Bluffs And Ravines Preserve by Liesel Hamilton April 26, 2023 by Liesel Hamilton April 26, 2023 The Nature Conservancy releases indigo snakes for the seventh consecutive year, reintroducing an apex predator into a biodiversity hotspot.