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National Park Service on Instagram: "Unlike elk and deer in harsher northern ranges that undertake long migrations to lower elevations, Grand Canyon’s wildlife tend to hunker down. The ponderosa pine forests and pinyon-juniper woodlands on the South Rim provide year-round habitat, food, and shelter. On a cold winter day, they’ll spend much of the day bedded down in sheltered spots among the trees or on south-facing slopes to catch any sun. Their thick winter coat (up to 5 times warmer than summe