Polar Bear, Ursus maritimus, eating a seal on a frozen lake near the shores of Hudson Bay, Churchill, Manitoba, Canada.
Technical Information:
I photographed this photo with the digital SLR camera model Canon EOS-1Ds Mark II, aperture of f/4.5, exposure time of 1/800 sec. on ISO 200, as always I used a original Canon Lens, the focus lenght for this picture was 420mm.