[Length 4.75 in. Wingspan xx in.]

This Eurasian Siskin was photographed at Loch an Eilein, Inverdruie, Scotland, Great Britain. Photo taken with a Nikkor 300mm EDAF-S f4 lens (EFL=450mm) on a Nikon D100 camera. (Date: June 18, 2004)

[Length 4.75 in. Wingspan xx in.]

This Eurasian Siskin was photographed at Loch Lomond National Park, Loch Lomond, Scotland, Great Britain. Photo taken with a Nikkor 300mm EDAF-S f4 lens (EFL=450mm) on a Nikon D100 camera. (Date: May 21, 2004)

[Length 4.75 in. Wingspan xx in.]

This Eurasian Siskin was photographed at Loch an Eilein, Inverdruie, Scotland, Great Britain. Photo taken with a Nikkor 300mm EDAF-S f4 lens (EFL=450mm) on a Nikon D100 camera. (Date: June 18, 2004)

[Length 5 in. Wingspan 9 in.]

Pine Siskins are common birds of the foothills and mountains of Alaska, the western US, and southern Canada. They appear irruptively in the eastern US in winter depending on the availability of food. This one was photographed feeding on thistle seeds in a field along the central coast of California, USA. Photo taken with a 300mm f4.5 Nikkor ED lens on Kodachrome 64 film. (Date: November 1981)

[Length 5 in. Wingspan 9 in.]

This Pine Siskin was photographed at Fort Clark Springs, Texas, USA. Photo taken with a Nikkor EDAF 300 f4.0 lens on Kodachrome 200 film. (Date: December 2000)

[Length 5 in. Wingspan 9 in.]

This Pine Siskin was photographed at Tamarac NWR, Minnesota, USA. Photo taken with a Nikkor EDAF 300 f4.0 lens on Kodachrome 800 film. (Date: May 1992)

[Length 5 in. Wingspan 9 in.]

This Pine Siskin was photographed at South Llano River State Park, Junction, Texas, USA. Photo taken with a Nikkor 300mm EDAF-S f4 lens + Nikkor TC20E II 2.0x Teleconverter (EFL=900mm) on a Nikon D100 camera. (Date: April 7, 2006)

[Length 5 in. Wingspan 9 in.]

This Pine Siskin was photographed at the Andrews Bird Viewing Trail, Andrews, Texas, USA. Photo taken with a Nikkor 70-200mm EDAF-S VR f2.8 lens + Nikkor TC14E II 1.4x Teleconverter (EFL=420mm) on a Nikon D200 camera. (Date: October 23, 2007)

[Length 5 in. Wingspan 9 in.]

This Pine Siskin was photographed at the Frontera Audubon Nature Center, Weslaco, Texas, USA. Photo taken with a AF-S VR Nikkor 300mm f/2.8G IF-ED lens + Nikkor TC14E II 1.4x Teleconverter (EFL=630mm) on a Nikon D200 camera. (Date: January 18, 2009)