[Length 14 in. Wingspan 23 in.]

This male Green-winged Teal was photographed at the Port Aransas Birding Center, Port Aransas, Texas, USA. Photo taken with a AF-S VR Zoom-Nikkor 70-300mm f/4.5-5.6G IF-ED lens (EFL=450mm) on a Nikon D200 camera. (Date: February 17, 2011)

[Length 14 in. Wingspan 23 in.]

This male Green-winged Teal was photographed at Estero Llano Grande State Park, Weslaco, Texas, USA. Photo taken with a AF-S VR Zoom-Nikkor 70-300mm f/4.5-5.6G IF-ED lens (EFL=450mm) on a Nikon D300 camera. (Date: February 26, 2013)

[Length 20 in. Wingspan 32 in.]

This pair was photographed at the Lake Hood Seaplane Marina in Anchorage, Alaska, USA. Photo taken with a 300 mm f4.5 ED Nikkor Lens on Kodachrome 200 film. (Date: May 1988)

[Length 20 in. Wingspan 32 in.]

This female American Wigeon was photographed at the Lake Hood Seaplane Marina in Anchorage, Alaska, USA. Photo taken with a 300 mm f4.5 ED Nikkor Lens on Kodachrome 200 film. (Date: May 1988)

[Length 20 in. Wingspan 32 in.]

This male American Wigeon was photographed at the New Mexico Tech campus golf course, Socorro, New Mexico, USA. Photo taken with a Nikkor 70-200mm EDAF-S VR f2.8 lens (EFL=300mm) on a Nikon D200 camera. (Date: February 28, 2008)

[Length 20 in. Wingspan 32 in.]

This male American Wigeon was photographed at the New Mexico Tech campus golf course, Socorro, New Mexico, USA. Photo taken with a Nikkor 70-200mm EDAF-S VR f2.8 lens (EFL=300mm) on a Nikon D200 camera. (Date: February 28, 2008)

[Length 20 in. Wingspan 32 in.]

This pair of American Wigeons in flight was photographed at the New Mexico Tech campus golf course, Socorro, New Mexico, USA. Photo taken with a Nikkor 70-200mm EDAF-S VR f2.8 lens (EFL=300mm) on a Nikon D200 camera. (Date: February 28, 2008)

[Length 20 in. Wingspan 32 in.]

This drake American Wigeon was photographed at Wadley Barron Park, Midland, Texas, USA. Photo taken with a AF-S VR Zoom-Nikkor 70-300mm f/4.5-5.6G IF-ED lens (EFL=450mm) on a Nikon D200 camera. (Date: January 1, 2009)