[Length 8.75 in. Wingspan 14 in.]

This Sora was photographed at the SPI Convention Center boardwalk, South Padre Island, Texas. 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: April 14, 2011)

[Length 8.75 in. Wingspan 14 in.]

This Sora was photographed along the coast near Santa Cruz, California. Photo taken with a Nikkor 300mm ED f4.5 lens on Kodachrome 64 film. (Date: November 1981)

[Length 6.25 in. Wingspan 9.5 in.]

American Tree Sparrows breed throughout Alaska and northern Canada. They winter throughout much of the US. This one was photographed in mid-winter near a feeder in central New Jersey. Photo taken with a 750 f5.6 Celestron mirror lens on Ektachrome 200 film pushed to 400. (Date: February 1978)

[Length 6.25 in. Wingspan 9.5 in.]

This American Tree Sparrow was photographed at Cheyenne Bottoms WMA, Great Bend, Kansas. 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: March 15, 2010)

[Length 6.25 in. Wingspan 9.5 in.]

This American Tree Sparrow was photographed in mid-winter near a feeder in central New Jersey. Photo taken with a 750 f5.6 Celestron mirror lens on Ektachrome 200 film pushed to 400. (Date: February 1979)

[Length 6 in. Wingspan 7.25 in.]

Bachman's Sparrows breed in open pine and mixed forests of the southeastern US. Their preferred habitat requires periodic burning of the understory to keep the woodlands open. This male was photographed on a bush used as a singing perch in Carteret County, North Carolina. Photo taken with a 300mm f4.5 Nikkor ED lens on Kodachrome 200 film.. (Date: May 1990)

[Length 5.5 in. Wingspan 8.75 in.]

This Baird's Sparrow was photographed near Brandon, Manitoba, Canada. Photo taken with a Nikkor 300mm EDAF f4.0 lens on Kodachrome 200 film. (Date: June 1991)

[Length 5.5 in. Wingspan 7.75 in.]

This Black-chinned Sparrow was photographed at the Nature Conservancy's Davis Mountains' Preserve near Fort Davis, Texas. Photo taken with a Nikkor 300mm EDAF f4.0 lens on Kodachrome 200 film. (Date: June 2000)