Researchers have identified 3.5-million-year-old remains as a bear that lived in arctic Canada, learning more about the primitive creature. The existence of cavities, for instance, suggest the animal had a sugar-rich diet.

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Researchers have identified 3.5-million-year-old remains as a bear that lived in arctic Canada, learning more about the primitive creature. The existence of cavities, for instance, suggest the animal had a sugar-rich diet.