Cliff Swallow (Petrochelidon pyrrhonota hypopolia)
Elma, Manitoba, Canada - June 3, 2007
Canon EOS 20D, Canon 400mm f/5.6 L USM
© Martin Lofgren

Cliff Swallow (Petrochelidon pyrrhonota hypopolia)
E. Ste. Anne, Manitoba, Canada - June 3, 2007
Canon EOS 20D, Canon 400mm f/5.6 L USM
© Martin Lofgren

Cliff Swallow (Petrochelidon pyrrhonota hypopolia)
Camas National Wildlife Refuge, Idaho, USA
Leicaflex SL, Leica 280mm f/4.8 Telyt V
© Douglas Herr