Cold, wet, and acidic, bogs appear to be extremely hostile to life, yet numerous plants and animals have adapted in fascinating ways in order to survive there. In Big Belching Bog, Phyllis Root lets us in on the secrets of the mysterious bog, describing such special inhabitants as plants that eat insects, bog lemmings, and frogs that stay frozen through the winter and thaw out in the spring. But what's that coming up from the bottom of the bog?