He can even sleep standing up! Four-year-old boy's extreme napping abilities revealed in adorable photo series | Daily Mail Online
Vertical bed supports street sleeping
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:strip_icc()/90071125-56a4dbdb3df78cf77284fe51.jpg "A Guide to Horses and Their Sleeping Habits")
A Guide to Horses and Their Sleeping Habits
17,100+ Sleeping Standing Up Stock Photos, Pictures & Royalty-Free Images - iStock | Sleepwalking, Insomnia, Sleeping at work
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Ionian Standing Bed - Stand Up Bed - Centrobed
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 "Girl Pretends To Sleep - Standing Up - When Caught Stealing Snacks. Watch")
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Japanese firm creates bizarre vertical office pods called 'giraffenap' that lets employees sleep standing up
Sleep Standing Up: The Vertical Bed
Vertical bed supports street sleeping
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Vertical Bed Lets You Sleep Upright In The Middle Of The Street
