"Compendium of data...for all of the nearly sixty species of ducks, geese, and swans known to breed in North America. For each species the distribution (with ra

An indispensable field guide and reference for birders. The eastern Continental Divide from Florida to Ontario contains the world's largest network of freshwate

"This is the ultimate guide for anyone who wants to identify the ducks, geese, and swans of North America, Europe, and Asia. With 72 stunning color plates (that

The best-selling and authoritative reference book on waterfowl has been fully revised and updated by one of the world’s most respected waterfowl biologists. H