Red-throated Loon (Gavia stellata) - adult
Lake Mývatn, Iceland
Canon EOS 10D and a Canon 500mm F4 IS
© Jakob Sigurðsson

Red-throated Loon (Gavia stellata) - adult winter
Hafnarfjordur, Iceland - 22 january 2005
Canon EOS 10D and a Canon 500mm F4 IS
© Jakob Sigurðsson

Red-throated Loon (Gavia stellata) - adult winter
Montauk Point NY, USA - January 24, 2006
Canon 20D, Canon 400mm f/5.6 L USM
© Martin Lofgren

Red-throated Loon (Gavia stellata) - adult winter
Point Lookout, Long Island, NY, USA - February 20, 2005
Canon D20, Canon 400mm f/5.6 L, Canon 1.4x Extender II
Aperture priority at f/8, Evaluative metering, and Manual focus
© Martin Lofgren