tongtong, my dog
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.
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.