"Everyday, giraffes sleep while standing up for about 20 minutes. Just like that, 20 minutes a day is just right for a nap too. That's why we called it the Giraffenap, because of the way giraffes rest ...

Did you know that at birth, baby giraffes are already 6 feet tall, making them taller than the majority of humans out there. They stand up soon after they are born, and then spend the rest of their ...

Turns out that lying down to catch some Zs is not universal. Some animals skip the whole “horizontal nap” deal and snooze upright like it's no big deal. It's a quirky, gravity-defying habit that makes ...