Preview of The Alps: Winter's Fortress
Experience the hostile and bitter cold ecosystems of the Alps, shaped by snow blizzards.
Secrets of Marmot Hibernation
A family of marmots prepares for their upcoming hibernation in a den 6 feet underground.
Rival Bucks Fight Over Mate
Among the chamois in the Alps, the mood is tense.
Preview of The Alps: The High Life
Enjoy the Alps in spring and summertime as newborn animals grow up to face the winter.
Annual Alpine Frog Orgy
When the ice on high alpine lakes begins to melt, brown frogs appear with a mission.
Marmot Family vs. Deadly Eagle
Eight out of ten eagle kills are marmots, mostly youngsters.
Making of "The Alps"
Go behind the scenes of NATURE's two-part miniseries "The Alps."