Like, for instance, how do giraffes sleep? They are as tall as 18 feet, but their height rarely gives them the advantage, ...

Giraffes sleep less due to their long necks Because their long necks make it difficult to get up quickly, giraffes are more vulnerable when lying down. This is likely why they only sleep about 4.6 ...

Horses have been popular for a long time due to their endurance and ability to stay awake for long periods. They do sleep, ...

But you don't have to wait for a meal to play with them. Since giraffes only need up to 30 minutes of sleep a day, according to the San Diego Zoo, they're almost always up for some fun.