Ronan Donovan. Beaver.Under winter ice, a beaver returns to its lodge carrying a stick from the familys submerged food cache. Every branch visible here was cut and placed by these beavers in preparation for the frozen months, when surface access disappears. Stored underwater to remain fresh, the cache sustains them through winter. A beaver swims back to its lodge underneath the frozen surface of a creek in Bozeman, Montana. Beavers dont hibernate, so they spend much of the