Photo
Details
1. December 24, 2003 - Kaysville
Ponds, Davis
County, Utah
2. March 14, 2004 - Kaysville Ponds, Davis County, Utah
©NJDavis
Description
L 18 WS 24, Short thin
bill and crested head. Male in breeding has two black vertical spurs on
white breast, black head with white fan-shaped patch within crest when
it's raised, brown flanks and black back. Female is brown with darker
back
and red-brown crest. Bill is dark on top and yellowish on the
bottom.
A diving duck that eats
fish, frogs, crustaceans, mollucks and aquatic insects. They live
on wooded rivers and lakes in summer and in similar places plus coastal
areas in the winter. Females do head bobbing and pumping and male
raises
crest in courtship displays beginning midwinter. They lay 6-8 white
eggs
in nest of grass and down placed in a tree cavity or nest box.
Precocial
with one brood and an incubation of 32-41 day
Utah Range Map
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