Moss and a cup fungus growing amid the decomposing leaves of Shakerag Hollow in Sewanee, Tennessee. Courtesy of David Haskell hide caption

itoggle caption Courtesy of David Haskell

Gus, who has picked an interesting place to hang out. WREG-TV hide caption

itoggle caption WREG-TV

The surprise visitor: An Asian hooded crane that has shown up at the Hiwassee Refuge in Tennessee. John Kuehnel/Tennessee Sandhill Crane Festival hide caption

itoggle caption John Kuehnel/Tennessee Sandhill Crane Festival