[Length 60 in. Wingspan 80 in.]

This Trumpeter Swan was photographed at Yellowstone National Park, Wyoming, USA. Photo taken with a AF-S VR Zoom-Nikkor 80-400mm f/4.5-5.6G IF-ED lens on a Nikon D7100 camera. (Date: June 16, 2016)

[Length 60 in. Wingspan 80 in.]

This Trumpeter Swan was photographed at Yellowstone National Park, Wyoming, USA. Photo taken with a AF-S VR Zoom-Nikkor 80-400mm f/4.5-5.6G IF-ED lens on a Nikon D7100 camera. (Date: June 16, 2016)

[Length 52 in. Wingspan 66 in.]

The Whistling Swan of North America and the Bewick's Swan of Europe and Asia were once considered separate species. Both are now lumped together and collectively called the Tundra Swan. This one was photographed in February on the ice of a partially frozen pond in Cape May, New Jersey, USA. Photo taken with a Celestron 1250mm f10 lens on Ektachrome 400 film pushed to 800. (Date: November 1986)

[Length 52 in. Wingspan 66 in.]

These Tundra Swans in flight were photographed at the famous Pedricktown causeway in southwestern New Jersey, USA. Photo taken with a Nikkor 300mm ED f4.5 lens on Kodachrome 64 film. (Date: March 1984)

[Length 52 in. Wingspan 66 in.]

These Tundra Swans in flight were photographed at Quivira NWR, Great Bend, Kansas, USA. Photo taken with a AF-S VR Nikkor 300mm f/2.8G IF-EDlens + Nikkor TC20E II 2x Teleconverter (EFL=900mm) on a Nikon D300 camera. (Date: March 16, 2010)

[Length 52 in. Wingspan 66 in.]

This Tundra Swan in flight was photographed at Quivira NWR, Great Bend, Kansas, USA. Photo taken with a AF-S VR Nikkor 300mm f/2.8G IF-EDlens + Nikkor TC20E II 2x Teleconverter (EFL=900mm) on a Nikon D300 camera. (Date: March 16, 2010)

[Length 60 in. Wingspan 91 in.]

Whooper Swans breed across northern Europe (including Iceland) and Siberia. This one, however, is a captive bird which was photographed on a ranch lake in the Texas Hill Country near Kerrville, Texas, USA. Photo taken with a 300mm f4.0 EDAF AF lens on Kodachrome 200 film. (Date: April 2000)

[Length 60 in. Wingspan 91 in.]

This Whooper Swan was photographed at Hokkaido, Japan. Photo taken with a Nikkor EDAF 300 f4.0 lens on Kodachrome 200 film. (Date: January 1996)

[Length 60 in. Wingspan 91 in.]

Whooper Swans breed across northern Europe (including Iceland) and Siberia. This one was photographed flying along the coast near Nemuro-Shibetsu on the island of Hokkaido, Japan, a traditional wintering area. Photo taken with a 300mm f4.0 EDAF AF lens on Kodachrome 200 film. (Date: January 1996)