Harlequin duck running upstream

[D. Robert Franz]

Yesterday in Yellowstone N.P. This male was running upstream chasing a hen

Camera Model: Canon EOS-1D Mark IV
Date/Time: 2009:05:25 17:13:02
Shutter speed: 1/800 sec
Aperture: 9
Exposure mode: Av
Flash: Off
Metering mode: Multi-segment
ISO: 800
Focal length: 1200mm

[sandy richards]

Hi, Dale - really great image!
Love the bit of color showing thru, and super water action.
He sure looks intent!
Sandy

[Fabs Forns]

See what males look like when they chase women :)
Superb action, Dale.

[Harshad Barve]

terrific image , lovely splash
TFS