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No, it’s not just to make themselves look adorable. Dogs curl up in a ball when they sleep due to an age-old instinct to keep themselves warm and protect their abdomen and vital organs from predators.

세젤이 잘잔나요 ~!!!

네엡. . .잘잤어용. . 꿀잠했어요. .
좋은 하루되세요~