(08:49 -19°C 2241m) An icy bison takes a sip from a stream in a frozen wonderland near Old Faithful, Yellowstone NP.
(09:14 -13°C 2199m) A great gray owl stalks rodents across the valley in the Bridger-Teton National Forest, Wyoming.
(11:52 -4°C 2200m) A great grey owl stares into the lens before a backdrop of autumn foliage.
