AOL.com Video - Winter in Yellowstone Park

VIDEO:Knowledge

Winter in Yellowstone Park

Description:Over the last 30 years Tom Murphy has ventured out into Yellowstone's winterscape to experience the ecosystems harshest of seasons. In part 1 of a series on the Greater Yellowstone Ecosystem, join Tom Murphy as he journeys into the backcountry and communicates his insight into this special time of year. Tom's winter travels have allowed him to connect to this place in a unique and deeply meaningful way. (7:37)

Source: Terra

Tags: Winter in Yellowstone Park , environment protection , nature conservation , terra