ARTICLES

Food and Niche Overlap of the Scarlet Ibis and the Yellow-crowned Night Heron in a Tropical Mangrove Swamp. Carlos Martínez, pages 1–8.

At-sea Activity and Diving Behavior of a Radio-tagged Marbled Murrelet in Central California. Laird A. Henkel, Esther E. Burkett, and John Y. Takekawa, pages 9–12.

Responses of Known-aged Common Terns to Experimental Shortening of the Wings. Ian C. T. Nisbet, Jennifer M. Arnold, Hector Galbraith, and Jeremy J. Hatch, pages 13–20.

Colony-site Tenacity and Egg Color Crypsis in the Gull-billed Tern. Juan M. Sánchez, Casimiro Corbacho, Antonio Muñoz del Viejo, and Deseada Parejo, pages 21–30.

A Case of Cooperative Polyandry in the Common Tern. Jan-Dieter Ludwigs, pages 31–34.

Movements of Flightless Long-tailed Ducks During Wing Molt. Paul L. Flint, Deborah L. Lacroix, John A. Reed, and Richard B. Lanctot, pages 35–40.

The Incidence of Embedded Shot in Waterfowl in Atlantic Canada and Hudson Strait. Peter W. Hicklin and W. R. Barrow, pages 41–45.

Summer Mortality of Waterbirds in a Mediterranean Wetland. Trinidad León-Quinto, Alejandro de la Vega, Angel Lozano, and Samanta Pastor, pages 46–53.

Wing and Tail Molts of the Ruddy Duck. Joseph R. Jehl Jr. and Elizabeth Johnson, pages 54–59.

Fishing Tackle Injury and Blood Lead Levels in Mute Swans. Andrew Kelly and Sinead Kelly, pages 60–68.

Long-term Breeding Success of the Cattle Egret in Texas. Ray C. Telfair II and Timothy J. Bister, pages 69–78.

Response of Predators to Western Sandpiper Nest Exclosures. Amanda C. Niehaus, Daniel R. Ruthrauff, and Brian J. McCaffery, pages 79–82.

Winter Abundance of the American Oystercatcher in South Carolina. Felicia J. Sanders, Thomas M. Murphy, and Mark D. Spinks, pages 83–88.

Is the Kittlitz’s Murrelet Exhibiting Reproductive Problems in Prince William Sound, Alaska?. Robert H. Day and Debora A. Nigro, pages 89–95.

The Use of Morphometric Measurements to Sex Yellow-eyed Penguins. Alvin N. Setiawan, John T. Darby, and David M. Lambert, pages 96–101.

Response of Atlantic Puffins to a Decline in Capelin Abundance at the Gannet Islands, Labrador. Shauna M. Baillie and Ian L. Jones, pages 102–111.

Reproductive Success of the Black-crowned Night Heron at Alcatraz Island, San Francisco Bay, California, 1990-2002. Roger L. Hothem and Daphne Hatch, pages 112–125.

Large Numbers of Breeding Egrets and Herons in China. Mauro Fasola, Paolo Galeotti, Nianhua Dai, Yuanhua Dong, and Yingmei Zhang, pages 126–128.