Digging through leaves under a large bush at the edge of a marsh.
At the zoo I saw it perched on a branch, making calls and flying to/perching on other branches.
Gray Catbird, Dumetella carolinensis (Linnaeus, 1766). Near Brentsville, Virginia, USA. Photo by David L. Govoni ©2013
Cornell: www.allaboutbirds.org/guide/Gray_Catbird/id
EOL: eol.org/pages/1050707/overview
Wikipedia: en.wikipedia.org/wiki/Gray_Catbird