Marie Read / Red-winged Blackbird (Agelaius phoeniceus) male displaying in cattail marsh, Viera Wetlands, Brevard County, Florida, USA, January.

Bernard Castelein / Bulrush (Typha latifolia) Klein Schietveld, Brasschaat, Belgium

Alan Murphy/ BIA / Marsh Wren (Cistothorus palustris) calling, British Columbia, Canada

Claudio Contreras / Aquatic plants (Typha sp.) with Mexico City buildings in the back, Xochimilco wetlands, Mexico City, January

Alan Murphy / Yellow-headed Blackbird (Xanthocephalus xanthocephalus) male with insect prey, British Columbia, Canada

Alan Murphy / Marsh Wren (Cistothorus palustris) calling from cattail, British Columbia, Canada

David Welling / Brown-headed Cowbird (Molothrus ater) male perched on Cattail, Anahuac National Wildlife Refuge, Texas, USA, June

Marie Read / Yellow-headed Blackbird (Xanthocephalus xanthocephalus) male calling and performing courtship / territorial display in cattail marsh, Mono Lake Basin, California, USA

Marie Read / Yellow-headed Blackbird (Xanthocephalus xanthocephalus) male perched by clinging between two cattail stems in marsh, Mono Lake Basin, California, USA

LYNN M. STONE / Female Golden retriever standing in snow at edge of cattail marsh, late afternoon, Wisconsin, USA

Rolf Nussbaumer / Narrow-striped Forceptail {Aphylla protracta} on Cattail / Bulrush, Rio Grande Valley, Texas, USA

Marie Read / Red-winged Blackbird (Agelaius phoeniceus) male displaying in cattail marsh, backlighting, Ithaca, New York, USA, April.