Sub Zero first winter

Sub Zero first winterBull bison are the largest land mammal in North America, weighing up to a solid ton. They're all big, but when you see an exceptionally large one you get a true sense of just how massive these animals are. Here, on Soda Butte Creek in Yellowstone National Park on a morning when the temperature struggled to reach twenty below, a gigantic bull awaits the sun near a backdrop of frost clad willows. Supremely equipped to handle this weather, he has changed

secured to my camera with rubber bands

marveling over one of our greatest conservation success stories and the beauty of the natural world

seemingly with inner luminance

archival-quality photo paper as well as ready-to-hang aluminum

shades of clear blue and white

alpine lake

archival photo paper as well as ready-to-hang aluminum

I had a few without distracting water spots

Source insect: Mourning Cloak Butterfly

Like the elk that migrate by the hundreds to this valley

six strands of battery-powered lights

Frazier and Ainger Lakes