Marsh Wren - Cistothorus palustris - Moeraswinterkoning
North- and Central-America.

The following 14 subspecies are being recognised:
Cistothorus palustris palustris - Coastal marshes of New England to Virginia;
Cistothorus palustris waynei - Coastal marshes of South-Virginia to North-Carolina;
Cistothorus palustris marianae - Coastal marshes of East-Texas to Southwest-Florida;
Cistothorus palustris dissaeptus - Southcentral-Canada to Northcentral-USA. Winters to Northeast-Mexico;
Cistothorus palustris iliacus - Southcentral-Canada to Central-USA. Winters to Gulf Coast;
Cistothorus palustris griseus - Coastal marshes of Northeast-South Carolina to East-Central-Florida;
Cistothorus palustris tolucensis - Central-Mexico;
Cistothorus palustris plesius - Southeast-Idaho to Colorado and New Mexico. Winters to Central-Mexico;
Cistothorus palustris pulverius - Central-British Columbia and Idaho to Northeast-California and West-Nevada;
Cistothorus palustris laingi - Westcentral-Canada to Montana. Winters to South-Mexico;
Cistothorus palustris clarkae - Coastal South-California;
Cistothorus palustris aestuarinus - Coastal Central-Oregon to South-California, South-Nevada and Southwest-Arizona;
Cistothorus palustris paludicola - Southwest-Washington and Northwest-Oregon;
Cistothorus palustris browningi - Coastal marshes of South-British Columbia to Central-Washington.

Of this species there are no Zoo Photo's available.