Sedge Wren (Cistothorus platensis)
- Fact sheet describes this bird's habitat, range, and reproduction.
- http://www.ct.gov/dep/cwp/view.asp?a=2723&q=326080&depNav_GID=1655

Marsh Wren (Cistothorus palustris)
- Identification tips and facts about breeding habitat, nesting, and diet. Includes sound files.
- http://www.mbr-pwrc.usgs.gov/id/framlst/i7250id.html