[Length 15 (Male) to 19 (Female) in. Wingspan 37 (M) to 42 (F) in.]

This "Texas" Red-shouldered Hawk was photographed in the Texas Hill Country. Photo taken with a Nikkor 300mm EDAF f4.0 lens on Kodachrome 200 film. (Date: January 1991)

[Length 19 in. Wingspan 49 in.]

This immature "Eastern" Red-tailed Hawk was photographed hunting frogs at Brigantine NWR, New Jersey. Photo taken with a Nikkor 300mm EDAF f4.0 lens on Kodachrome 200 film. (Date: May 1989)

[Length 19 in. Wingspan 49 in.]

This "Southwestern" Red-tailed Hawk was photographed soaring over the Rio Grande River near Candelaria, Texas. Photo taken with a Nikkor 300mm EDAF f4.0 lens on Kodachrome 200 film. (Date: June 2000)

[Length 19 in. Wingspan 49 in.]

This "Southwestern" Red-tailed Hawk was photographed perched along the Rio Grande River near Candelaria, Texas. Photo taken with a Nikkor 300mm EDAF f4.0 lens on Kodachrome 200 film. (Date: June 2000)

[Length 19 in. Wingspan 49 in.]

This "Western" Red-tailed Hawk was photographed at Arapaho NWR in Walden, Colorado. Photo taken with a Nikkor 300mm ED f4.5 lens on Ektachrome 800 film. (Date: June 1986)

[Length 19 in. Wingspan 49 in.]

This "Western" Red-tailed Hawk was photographed at Lake Balmorhea, Balmorhea, TX. 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: December 21, 2008)

[Length 19 in. Wingspan 49 in.]

This "Western" Red-tailed Hawk in flight was photographed at Lake Balmorhea, Balmorhea, TX. 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: December 21, 2008)

[Length 19 in. Wingspan 49 in.]

This "Western" Red-tailed Hawk was photographed at Lake Balmorhea, Balmorhea, TX. 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: December 21, 2008)