Shush! The Creatures are Sleeping

Stuff To Blow Your Mind

Not all animals need the same amount of sleep. Some people get by on five hours a day, while other animals (cats, for instance) can easily sleep upward of ten hours a day. So what is sleep, and why don't animals need the same amount? Tune in to find out. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
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