The Secret World of Animal Sleep:Sleeping Like a Baby

  • 3m
  • 4K
  • TV-G

Owls and foxes are born with undeveloped brains. And to grow, they need a special kind of deep sleep known as REM, or rapid eye movement--a state marked by brain regeneration, memory development, and a lot of movement. Take an intriguing look into the role of sleep in helping different species develop.