Lesser Scaup (Aythya affinis) {!--북아메리카검은머리흰죽지--> From the U.S. Fish and Wildlife Service's online digital media library. 
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Metadata 
Title: Lesser Scaup  
Alternative Title: Aythya affinis  
Creator: Karney, Lee  
Source: WO-Lee Karney-3636 
Publisher: U.S. Fish and Wildlife Service 
Contributor: DIVISION OF PUBLIC AFFAIRS 
Language: EN - ENGLISH 
Rights: (public domain) 
Audience: (general) 
Subject: Karney, Waterfowl, Duck, Ducks
 
 Description 
Table Of Contents: Lesser scaup are birds of prairie sloughs, and on migration they prefer inland waters. Like other diving ducks, scaup must run along the surface of the water; beating their wings, to become airborne.  
 
 Date 
Available: April 07 2004 
Issued: April 06 2004 
Modified: April 07 2004