[Length 5.25 in. Wingspan 13 in.]

This immature Bank Swallow was photographed resting on the dike road at Brigantine NWR, New Jersey, USA. Photo taken with a Nikkor 300mm ED f4.5 lens on Kodachrome 64 film. (Date: November 1983)

[Length 6.75 in. Wingspan 15 in.]

This Barn Swallow was photographed at Bear River NWR, Ogden, Utah, 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 21, 2016)

[Length 6.75 in. Wingspan 15 in.]

This Barn Swallow was photographed near Badlands National Park in South Dakota, USA. Photo taken with a Nikkor 300mm EDAF f4.0 lens on Kodachrome 200 film. (Date: May 1992)

[Length 6.75 in. Wingspan 15 in.]

This Barn Swallow was photographed at Quivira NWR, Stafford, Kansas. Photo taken with a AF-S VR Nikkor 200-500mm f/5.6 IF-ED lens on a Nikon D7100 camera. (Date: May 11, 2019)

[Length 6.75 in. Wingspan 15 in.]

This Barn Swallow was photographed near a nest under the eaves of a building in the Davis Mountains near Fort Davis, Texas, USA. Photo taken with a Nikkor 180mm EDAF f2.8 lens on Kodachrome 200 film. (Date: May 1993)

[Length 5.5 in. Wingspan 13 in.]

This Cave Swallow in flight was photographed at Carlsbad Caverns National Park, New Mexico, USA. Photo taken with a Nikkor 300mm EDAF f4.0 lens on Kodachrome 200 film. (Date: May 1993)

[Length 5.5 in. Wingspan 13 in.]

This Cave Swallow was photographed at Shafter Lake, Andrews, Texas, USA. Photo taken with a Nikkor 300mm EDAF-S VR f2.8 lens + Nikkor TC20E II 2.0x Teleconverter (EFL=900mm) on a Nikon D200 camera. (Date: October 16, 2008)

[Length 5.5 in. Wingspan 13 in.]

This Cave Swallow was photographed at Carlsbad Caverns National Park, New Mexico, USA. Photo taken with a Nikkor 300mm EDAF f4.0 lens on Kodachrome 200 film. (Date: May 1993)

[Length 5.5 in. Wingspan 13 in.]

These Cave Swallows, gathering mud for their nests, were photographed at Zapata, Texas, USA. Photo taken with a Nikkor EDAF 300 f4.0 lens on Kodak Elitechrome 200 film. (Date: April 2000)