 First-year male Bufflehead (right), who was performing a full range of displays trying to attract the attentions of females. Note the larger white cheek patch and whiter sides, compared with the female. 2007-04-19 |
 Male Bufflehead at the Rowing Club pond, 2007-11-01 |
 Female in the act of diving, in the slough, 2007-03-15 |
 From lake platform, 2008-02-21 |
 Female chasing off the competition while a male looks on, at the Rowing Club, 2008-03-06 |
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