Genus Cistothorus

Apolinar's Wren - This bird is small, with brown head, gray patches around the eyes, streaked dark back and reddish tail.

Cistothorus meridae - Its natural habitat is subtropical or tropical high-altitude grassland.

Marsh Wren - The Marsh Wren is a small North American songbird of the wren family. It is sometimes called Long-billed Marsh Wren to distinguish it from the Sedge Wren, also known as Short-billed Marsh Wren.

Sedge Wren - The Sedge Wren, Cistothorus platensis, is a small songbird of the Wren family. It is also known as the Short-billed Marsh Wren and in South America as the Grass Wren. There are about 20 different subspecies which are found across most of the Americas. Some of these forms may be separate species.