We came upon this scene last week at the Bosque del Apache, and the Harrier was already dining on the unfortunate Snow Goose. I'm assuming the Harrier found the carcass of the Snow Goose. C&C welcome.
D500, Sigma 150-600mm @ 600mm, 1/200s, f 6.3, HH, ISO 1000.
Geoffrey
http://500px.com/geoffreymontagu