30+ Interesting Facts About Sleep That You Definitely Didn’t Know

#30 Only Humans Can Delay Sleep

Sleeping is a phenomenon that extends throughout all life forms. While different species have different sleep cycles, humans can willingly change their sleep schedule as they please.

As it turns out, we are the only animals in the world that can delay their sleep cycles. So, while staying up late for late-night movies may not seem a big deal, remember that your pet doesn’t have the same ability.