[Length 8.5 in. Wingspan ?? in.]

This Scarlet-rumped Cacique was photographed at Pipeline Road Discovery Center, Gamboa, Panama. Photo taken with a AF-S VR Zoom-Nikkor 70-300mm f/4.5-5.6G IF-ED lens (EFL=450mm) on a Nikon D7000 camera. (Date: August 7, 2011)

[Length 21 in. Wingspan 29 in.]

This Canvasback was photographed at Estero Llano Grande State Park, Weslaco, Texas, 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: November 27, 2014)

[Length 21 in. Wingspan 29 in.]

Canvasbacks are locally common breeding ducks in the northwestern US, western Canada, and southern Alaska. They winter along both coasts and major inland waterways throughout the southern US. This male was photographed in the Shark River estuary along the coast of central New Jersey, USA. Photo taken with a Nikkor 300mm ED f4.5 lens on Kodachrome 64 film. (Date: February 1980)

[Length 29 in. Wingspan 42 in.]

This captive male Capercaillie was photographed at Highland Wildlife Park, Kingussie, Scotland, Great Britain. Photo taken with a Nikkor 180mm EDAF-D f2.8 lens (EFL=270mm) on a Nikon D100 camera. (Date: June 20, 2004)

[Length 29 in. Wingspan 42 in.]

This captive female Capercaillie was photographed at Highland Wildlife Park, Kingussie, Scotland, Great Britain. Photo taken with a Nikkor 180mm EDAF-D f2.8 lens (EFL=270mm) on a Nikon D100 camera. (Date: June 20, 2004)

[Length 23 in. Wingspan 49 in.]

This Crested Caracara was photographed at the Martin Ranch Refuge, Mission, Texas, 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: November 2, 2016)

[Length 23 in. Wingspan 47 in.]

This Crested Caracara was photographed at Juan Hombron Rice Fields, El Valle de Anton, Panama. Photo taken with a AF-S VR Zoom-Nikkor 70-300mm f/4.5-5.6G IF-ED lens (EFL=450mm) on a Nikon D7000 camera. (Date: August 13, 2011)

[Length 23 in. Wingspan 49 in.]

This Crested Caracara was photographed at Choke Canyon State Park, Texas, USA. Photo taken with a Nikkor EDAF 300 f4.0 lens on Kodachrome 200 film. (Date: December 2000)

[Length 23 in. Wingspan 49 in.]

This Crested Caracara was photographed at Attwater Prairie-Chicken NWR, Eagle Lake, Texas, USA. Photo taken with a AF-S VR Nikkor 300mm f/2.8G IF-ED lens + Nikkor TC20E II 2.0x Teleconverter (EFL=900mm) on a Nikon D200 camera. (Date: January 14, 2009)