Get to know the hungry, hibernating furballs of the animal kingdom—from pandas, polar bears, and grizzlies.
By Popular Science Team
By Laura Baisas
By Andrew Paul
By Hannah Seo
By Ruscena Wiederholt
By Jocelyn Solis-Moreira
By Bill Heavey/Field & Stream
By Dac Collins / Outdoor Life
By Kate Baggaley
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